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8 tháng 1 2018

1. If I see him, I __will give___ (give ) him a gift.

2. If I had a typewriter, I __would type___ (type) it myself.

3. If I had known that you were in hospital, I __would have visited___ (visit) you.

4. You could make better progress if you __attended___ (attend) class regularly.

5. If I __knew___ (know) his telephone number, I’d give it to you.

6. If you _had arrived____ (arrive) ten minutes earlier, you would have got a seat.

7. If he worked more slowly, he __wouldn't make___ (not make) so many mistakes.

8. I shouldn’t drink that wine if I ___were__ (be) you.

9. If I __find___ (find) a cheap room, I will stay a fortnight.

10. A lot of people __would be___ (be) out of work if the factory closed down.

11. I (have) ……would have…….. plenty of money now if I (not / spend) ……didn't spend…… so much yesterday.

12. If someone (give) ……gave……….you a boat, what would you (do) ……do……… ?

13. If you......press.....(press) CTRL + S, you.....will save......(save) the file.

14. The children.....would be ......(be) happy if he....taught .......(teach) them English.

15. If she....had bought ......(buy) a new hard disk, she.....wouldn't have lost......(not/ lose) all data.

8 tháng 1 2018

1. will give 6. had arrived 11. would have / hadn't spent (ĐK hỗn hợp)

2. would not type 7. wouldn't make 12. gives / what will you do

3. would have visited 8. were 13. press / save (hoặc will save)

4. attended 9. find 14. would be / taught

5. knew 10. would be 15. had bought / wouldn't have lost

Complete the sentences with the verbs in parentheses 1. he'll be late for the bus if he ( not start) at once 2. jim isn't at home right now. if he( be) at home, i (visit) him 4. fred failed the test because he didn't study. however, if he (study) for the test, he (pass) it 5. if i (know) that there was a test yesterday, i (study) 6. if you have enough time, please (paint) the chair before you leave 7. i (accept) if they invite me to the party 8. had we know your address, we ( write) you...
Đọc tiếp

Complete the sentences with the verbs in parentheses

1. he'll be late for the bus if he ( not start) at once
2. jim isn't at home right now. if he( be) at home, i (visit) him
4. fred failed the test because he didn't study. however, if he (study) for the test, he (pass) it
5. if i (know) that there was a test yesterday, i (study)
6. if you have enough time, please (paint) the chair before you leave
7. i (accept) if they invite me to the party
8. had we know your address, we ( write) you a letter
9. if you(do) as i told you, you ( succeed)
10. if you come here in spring, you ( have) a chance to go to the village fair
11. i could understad the frech teacher if she ( speak) more slowly
12. we could go for a drive if today (be) sunday
13. if your mother ( buy) that motorcycle for you, will you be happy?
14. if i (see) the movie last night, i (tell) you about it
15. i will ring the bell once more. if he doesn't answer, i think he ( must go) out
16. if i make a prmise, i (keep) it
17. he described the accident as if he ( see) it himself
18. we're going to play tennis this afternoon if it (stop) raining
19. if i had asked you,you ( accept)?
20. if he (come) , please ( tell) me
21. you were late last night. if you (arrive) ten minutes earlier you (get) a seat
22. if i (realize) thatthe traffic light were red. i(stop)

23. She won’t open the door unless she (know) who it is.

24.I (not lend) him the money if you (tell) me that he never paid his debts

25.If I (can) speak two languages last year, i (get) a good job

26.If there (be) no sunshine, we all (die) soon

27. You shouldn't believe it if you (not see) it with you own eyes

28. I (not do) that if I (be) you

1
6 tháng 8 2017

Complete the sentences with the verbs in parentheses

1. he'll be late for the bus if he ( not start) doesn't start at once
2. jim isn't at home right now. if he( be) were at home, i (visit) would visit him
4. fred failed the test because he didn't study. however, if he (study) had studied for the test, he (pass) would have passed it
5. if i (know) had known that there was a test yesterday, i (study) would have studied
6. if you have enough time, please (paint) paint the chair before you leave
7. i (accept) will accept if they invite me to the party
8. had we know your address, we ( write) would have written you a letter
9. if you(do) had done as i told you, you ( succeed) would have succeeded
10. if you come here in spring, you ( have) will have a chance to go to the village fair
11. i could understad the frech teacher if she ( speak) spoke more slowly
12. we could go for a drive if today (be) were sunday
13. if your mother ( buy) buys that motorcycle for you, will you be happy?
14. if i (see) had seen the movie last night, i (tell) would have told you about it
15. i will ring the bell once more. if he doesn't answer, i think he ( must go) must have gone out
16. if i make a prmise, i (keep) will keep it
17. he described the accident as if he ( see) had seen it himself
18. we're going to play tennis this afternoon if it (stop) stops raining
19. if i had asked you, would you (accept) have accepted?
20. if he (come) comes, please ( tell) tell me
21. you were late last night. if you (arrive) had arrived ten minutes earlier you (get) would have got a seat
22. if i (realize) had realized that the traffic light were red. i(stop) would have stopped

23. She won’t open the door unless she (know) knows who it is.

24.I (not lend) wouldn't have lent him the money if you (tell) told me that he never paid his debts

25.If I (can) could speak two languages last year, i (get) would have got a good job

26.If there (be) were no sunshine, we would all (die) die soon

27. You shouldn't believe it if you (not see) ​didn't see it with you own eyes

28. I (not do) wouldn't do that if I (be) were you

15 tháng 8 2018

1) I shouldn't drink that wine if I...were..(be) you

2) More tourist would come to this country if it..had....(have) a better climate

3) If I were sent to prison would you..visit...(visit) me ?

4) If someone...gave....(give) you a helicopter what would you do with it ?

5) I...would buy...(buy) shares in that company if I had some money

6) If the student had spoken politely,the teacher.....wouldn't be..(would/not/be) angry

7) they would have called you if the....had had.(have) your telephone number

8) the company wouldn't have cut the stress if we...had protested..(protest)

9) If they had paid attention, they..wouldn't have learned...(learn) the lesson

10) we..would go...(go) to the movies if we had had money

11) you would have found your book if you..had looked..(look) for it

12) If she had helped me I..would have finished...(finish) my homework

13)If it ...was..(be) sunny,we would have gone to the beach

14)they ..would have seen..(see) the film if they had come earlier

15)you would have found your book if you..had looked.(look) for it

15 tháng 8 2018

13, has been

15, have looked

15 tháng 8 2018

1)If I see Duc, I ...will give .....(give) him your message

2) He .....will send .......(send) you some information if you tell him your address

3)If kate....is .....(be) late again, she will lose her job

4)She will be sick if the.....eat ....(eat) all that ice-cream

5)If we....go .....(go) out tomorrow evening, we.....will miss ......(miss) thay new programme on TV

6)I (be).....will be ....angry if it turns out that you are wrong

7) If he (finish)..finishes .....with the computer, I will put it away

8)If I had a typewriter I....would type ....(type) it myself

15 tháng 8 2018

CONDITIONAL SENTENCES

MISTAKE IDENTIFICATION 1. She had had(A) more good marks(B) if she had prepared(C) the lesson carefully(D). 2. If your mother bought(A) you a dictionary(B), you can learn(C) English better(D). 3. If yesterday(A) I had stayed(B) at home, I will not(C) be tired today(D). 4. Unless they come(A) early, they will(B) meet(C) him at the meeting(D). 5. Had(A) you review(B) all the lesson carefully(C), you would have passed(D) the exam. SENTENCE REWRITING He smokes too much; that's why he can't...
Đọc tiếp

MISTAKE IDENTIFICATION

1. She had had(A) more good marks(B) if she had prepared(C) the lesson carefully(D).

2. If your mother bought(A) you a dictionary(B), you can learn(C) English better(D).

3. If yesterday(A) I had stayed(B) at home, I will not(C) be tired today(D).

4. Unless they come(A) early, they will(B) meet(C) him at the meeting(D).

5. Had(A) you review(B) all the lesson carefully(C), you would have passed(D) the exam.

SENTENCE REWRITING

He smokes too much; that's why he can't get rid of his cough ➙ had

MULTIPLE CHOICES

1. Why didn't you go camping last week? If you..........there, you would have had a lot of fun.

A. were being B. have been C.had been D. was being.

2. What........ if you had had a day off yesterday?

A. would you have done B. would you do C. will you do D. you would have done

3. He would visit us if he........in town.

A. will be B. was C. were D.would be

4. If you didn't stay up late, you.......... get up earlier.

A. will B.can C.could

5. If I heard from Jack, I..........let you know.

A. will B. would C.shall D. had

6. If I knew her number, I.........her.

A. phone B. will phone C. would phone D. had phoned

7. If they were rich, they............buy a castle.

A. will B. can C. would D. were able to

8. If you............. this glass, you would have to pay for it.

A. broke B. breal C. have broken D. had broke

9. If you........... French, which language would you study.

A. were studying B. are studying C. weren't studing D. have been studying.


2
5 tháng 8 2019

MISTAKE IDENTIFICATION

1. She had had(A)=> would have had more good marks(B) if she had prepared(C) the lesson carefully(D).

2. If your mother bought(A)=> buys you a dictionary(B), you can learn(C) English better(D).

3. If yesterday(A) I had stayed(B) at home, I will not(C)=> would not be tired today(D).

4. Unless they come(A) early, they will(B)=> won't meet(C) him at the meeting(D).

5. Had(A) you review(B)=> reviewed all the lesson carefully(C), you would have passed(D)the exam.

SENTENCE REWRITING

He smokes too much; that's why he can't get rid of his cough ➙ had

If he had not smoked too much, he wouldn't have gotten rid of his cough

MULTIPLE CHOICES

1. Why didn't you go camping last week? If you..........there, you would have had a lot of fun.

A. were being B. have been C.had been D. was being.

2. What........ if you had had a day off yesterday?

A. would you have done B. would you do C. will you do D. you would have done

3. He would visit us if he........in town.

A. will be B. was C. were D.would be

4. If you didn't stay up late, you.......... get up earlier.

A. will B.can C.could

5. If I heard from Jack, I..........let you know.

A. will B. would C.shall D. had

6. If I knew her number, I.........her.

A. phone B. will phone C. would phone D. had phoned

7. If they were rich, they............buy a castle.

A. will B. can C. would D. were able to

8. If you............. this glass, you would have to pay for it.

A. broke B. breal C. have broken D. had broke

9. If you........... French, which language would you study.

A. were studying B. are studying C. weren't studing D. have been studying.

5 tháng 8 2019

#Fix

9. C.weren't studying

2 tháng 12 2019

1.If I finish the report before Saturday, I....given....(give) it to my boss.

2. If he...got....(get) the raise, he will share his happiness to his workmates.

3. If he had seen the movie, I .will tell.....(tell) you about it last night.

4. He would understand the instructions if you ..explained....(explain) it to him more slowly.

5. We could go for a drive if today....was...(be) Saturday.

6. I .....accepted...(accept) if they invite me to party.

2 tháng 12 2019

Bạn ơi giải thích giúp mình vì sao lm như v đc k ạ

5 tháng 8 2019

1.Margaret accused John of damaging her bicycle

2.He said that if he caught the plane,he would be home by five

3.My mother said that i should stay in bed if I felt unwell

4.I asked Jane what he would do if he were having a problem with grammar

5.Matthew told Jane if he had had his mobile the previous day,he could have contacted her

6.He told his students that if they pressed that switch,the computer would come on

7.She said that if she didn't practice her E,she wouldn't get better marks

5 tháng 8 2019

1."You damaged my bicycle, John !" said Margaret.

\(\Rightarrow\) Margaret accused John of damaging her bicycle.

2. If I catch the plane I 'll be home by five. He said.

\(\Rightarrow\) He said that if he caught the plane, he would be home by five.

3. You should stay in bed if you feel unwell. My mother said.

\(\Rightarrow\) My mother said that I should stay in bed if I felt unwell.

4. What would you do if you were having a problem with grammar, Jane?

\(\Rightarrow\) I asked Jane what he would do if he were having a problem with grammar.

5. If I'd had my mobile yesterday, I could have contacted you. Matthew said to Jane.

\(\Rightarrow\) Matthew told Jane if he had had his mobile the previous day, he could have contacted her.

6. If you press this switch, the computer will come on. He said to his students.

\(\Rightarrow\) He told his students that if they pressed that switch, the computer would come on.

7. If I don't practice my English, I won't get better marks. She said.

\(\Rightarrow\) She said that if she didn't practice her English, she wouldn't get better marks.

Good luck!

1."why didn't you tell me the truth, Mary ?" He said ➜He accused....................... 2."Don't play with the matches !" I said to jack. ➜I warned........................ 3." I must have made a mistake in the calculations" ➜Mrs. Forest admitted..................... 4." I wish I were a movie star" ➜ He dreamed....................... 5."You can't run out of the garden," Ms Kelly said to children ➜Ms Kelly prevented.................... 6.Peter doesn't get good marks because he...
Đọc tiếp

1."why didn't you tell me the truth, Mary ?" He said

➜He accused.......................

2."Don't play with the matches !" I said to jack.

➜I warned........................

3." I must have made a mistake in the calculations"

➜Mrs. Forest admitted.....................

4." I wish I were a movie star"

➜ He dreamed.......................

5."You can't run out of the garden," Ms Kelly said to children

➜Ms Kelly prevented....................

6.Peter doesn't get good marks because he doesn't study hard.

➜If...........................

7.I am not you, so I can't help him.

➜If...........................

8.he spends hours watching television; that's why he never has time to do his.

➜If...........................

9.She works very hard, so she earns a lot of money

➜If...........................

10.I never get very lonely because I have lots of good friends

➜If...........................

11.You drink too much coffee, that's why you can't sleep

➜If...........................

12.He cannot find a good job because he doesn't know how to use a computer

➜If...........................

13.John is fat because he eats so many chips

➜If...........................

14.I don't buy it. I don't have enough money

➜If...........................

15.He's very thin; that's why he feels the cold so much

➜If...........................

2
17 tháng 12 2018

1."why didn't you tell me the truth, Mary ?" He said

➜He accused........mary of not telling him the truth...............

2."Don't play with the matches !" I said to jack.

➜I warned............jack not to play with the matches............

3." I must have made a mistake in the calculations"

➜Mrs. Forest admitted.......to have made a mistake in the calculations ..............

4." I wish I were a movie star"

➜ He dreamed......to be a movie star.................

5."You can't run out of the garden," Ms Kelly said to children

➜Ms Kelly prevented.........children from running out of the garden...........

6.Peter doesn't get good marks because he doesn't study hard.

➜If..........peter studied hard, he would get good marks.................

7.I am not you, so I can't help him.

➜If....i were you, i could help him.......................

8.he spends hours watching television; that's why he never has time to do his.

➜If.......he diđn't spend hours watching television, he would have time to do his......

@Nguyễn Minh Huyền tiếp đi

17 tháng 12 2018

dài bome

1. Choose the best answer by circling A , B , C or D 1. If you fail the GCSE examination, you______not be allowed to take the entrance examination to the university. A. will B. would C. did D. are 2. If you____the application form after deadline, you will not be able to take the entrance exam. A. send B. will send C. would send D. sent 3. _____he passes the final exam, he will apply for the Ho Chi...
Đọc tiếp

1. Choose the best answer by circling A , B , C or D

1. If you fail the GCSE examination, you______not be allowed to take the entrance examination to the university.

A. will B. would C. did D. are

2. If you____the application form after deadline, you will not be able to take the entrance exam.

A. send B. will send C. would send D. sent

3. _____he passes the final exam, he will apply for the Ho Chi Minh Technology University.

A. Unless B. If C. As long as D. Both B and C

4. If she spoke English well, she_______that job.

A. will offer B. will be offered C. would offer D. would be offered

5. He would get mark 10 if he________ again the paper. He made one mistake in it.

A. read B. is reading C. reads D. will read

6. If I_________ get a car sick, I would go there with you.

A. won’t B. don’t C. didn’t D. wouldn’t

7. I ________ you a letter if I had known your address.

A. would have sent B. would send C. will send D. sent

8. If you_______the front door carefully, the thieves wouldn’t have broken into your house.

A. have locked B. locked C. would lock D. had locked

9. If I________ by her, I would have come to see her while I was in Dalat.

A. had invited B. had been invited C. were invited D. have invited

10. If you ......................... told us about the bad service, we would have eaten there.

A. hadn’t B. don’t C. didn’t D. wouldn’t have

11. Jack will win the election if he ......................... harder.

A. will campaign B. would campaign C. campaigned D. campaigns

12. If we had known who he was, we_____ him to speak at our meeting.

A. would have invited B. have invited

C. will invite D. would invite

13. _____I to have enough money, I would buy a house.

A. Had B. Were C. Will have D. Should

14. _____ you not go away, I’ll send for a policeman.

A. Should B. Were C. Had D. Have

15. If I_____ in your place, I would accept Mr. Anderson’s invitation.

A. were B. am C. be D. was

16. I was busy. If I_____ free time, I_____ to the cinema with you.

A. have / would go B. had / will go

C. had had / would have gone D. have had / go

17. If I had had enough time yesterday, I_____ the report now.

A. wouldn’t write B. wouldn’t have written

C. will not write D. wrote

18. It’s too bad Helen isn’t here. If she_____ here, she_____ what to do.

A. is / will know B. was / knows

C. were / would know D. are / would have known

19. If I don’t eat breakfast tomorrow morning, I_____ hungry during class.

A. will get B. got C. would get D. had got

20. _____ we live in a town, life will be better.

A. Should B. Were C. Had D. Could

21. I’m sure he wouldn’t mind if we_____ early.

A. arrive B. arriving C. arrived D. had arrived

22. ________I to know his address, I would go round and see him.

A. Should B. Had C. Were D. If

23. ______ been so busy, I would have shown you how to play.

A. Hadn’t you B. Had you not

C. Weren’t you to be D. Should you not be

24. He didn’t listen to the teacher. If he_____ carefully, he_____ well in the examination.

A. listens / will performed B. listened / would perform

C. had listened / would have performed D. had listened / had performed

Choose the underlined part among A, B, C or D that needs correcting.

25. If you were here yesterday, you would have seen Jean.

A B C D

26. We could had done more if we had had more time

A B C D

27. He said that if he has more time, he would come to see us.

A B C D

28. If you will study harder, you will surely pass the coming exams with good results.

A B C D

29. If I am 10 centimeter taller, I would play basketball.

A B C D

30. If I were you, I will go to the dentist’s and have the tooth checked.

A B C D

31. If the weather weren’t too bad, we would to go swimming

A B C D

32. Unless we leave a bowl of water under the sun, it will evaporate.

A B C D

33. If he weren’t too old, he would apply to the job as a war reporter.

A B C D

34. If I had money, I will buy a car.

A B C D

Choose the best answer which has the same meaning with the given one.

35. If there isn’t enough rain, the hydropower station cannot operate.

A. When there isn’t enough rain, the hydropower station can operate.

B. Unless there is enough rain, the hydropower station can operate.

C. Unless there isn’t enough rain, the hydropower station cannot operate.

D. Unless there is enough rain, the hydropower station can’t operate.

36. If we don’t save water, we will have to suffer from water shortage.

A. Unless we don’t save water, we will have to suffer from water shortage.

B. If we save water, we will have to suffer from water shortage

C. Unless we don’t save water, we won’t have to suffer from water shortage

D. If we save water, we won’t have to suffer from water shortage.

37. She is too weak; she can’t sit up and talk to you.

A. If she wasn’t too weak, she could sit up and talk to you.

B. If she hadn’t been too weak, she could sit up and talk to you

C. If she isn’t too weak, she can sit up and talk to you

D. If she wasn’t too weak, she can sit up and talk to you

38. I am too old now; otherwise, I will apply for that post.

A. If I would not be too old, I would apply for that job.

B. If I was not be too old, I will apply for that job.

C. If I were not too old, I would apply for that job.

D. If I am not too old, I will apply for that job.

39. I didn’t have enough money with me then; otherwise I wouldn’t buy that coat.

A. If I didn’t have enough money with me then, I would buy that coat.

B. If I had had enough money with me then, I would have bought that coat.

C. If I had enough money with me then, I wouldn’t buy that coat.

D. If I didn’t have enough money with me then, I wouldn’t buy that coat.

40. It’s raining and they can’t go camping in the mountain.

A. If it was raining, they could go camping in the mountain.

B. If it isn’t raining, they could go camping in the mountain.

C. If it wasn’t raining, they could go camping in the mountain.

D. If it is raining, they could go camping in the mountain.

3
1 tháng 4 2020

1A 2A 3D 4B 5A 6C 7A 8D 9B 10A 11D 12A 13B 14A 15A 16C 17A 18C 19A 20A 21C 22C 23B 24C

1 tháng 4 2020

25. were => had been

26. had => have

27. has => had

28. will study => study

29. am => were

30. will => would

31. to => bỏ to (X)

32. will => won't

33.apply to => apply for

34. will => would

Rewrite sentences 1.I don't ride the bus to school every morning because it's always so crowded (If) 2.The schoolchildren sowed some seeds, but they forgot to water them so they didn't grow (If) 3.Stop talking or you won't understand the lesson (If) 4.The wind is blowing hard, so we won't take the boat out for a ride (If) 5.Carol didn't answer the phone because she was studying (If) 6.I feel better now because you talked to me about my problems yesterday (If) 7.Because I don't have...
Đọc tiếp

Rewrite sentences

1.I don't ride the bus to school every morning because it's always so crowded (If)

2.The schoolchildren sowed some seeds, but they forgot to water them so they didn't grow (If)

3.Stop talking or you won't understand the lesson (If)

4.The wind is blowing hard, so we won't take the boat out for a ride (If)

5.Carol didn't answer the phone because she was studying (If)

6.I feel better now because you talked to me about my problems yesterday (If)

7.Because I don't have enough free time,I can't help my mother with the housework(If)

8.Rita is exhausted today because she didn't get any last night (If)

9.I didn't prepare for today's lesson: So it is difficult for me to understand the teacher's explanation (If)

10.'If I had any money I'd buy you a drink,' she said to me (reported speech)

11.'If I catch the plane I'll be home by five,'he said(reported speech)

12.'You should stay in bed if you feel unwell,'my mother said (reported speech)

13.'What would you do if you were having a problem with grammar,Jane?' Anne asked (reported speech)

14.'I'd have been in bad trouble if Jane hadn't helped me,' he said (reported speech)

15.I met her during my stay in Parist last summer (while)

16.MacKenzie wrote four best-sellers before he was twenty (By the age)

17.He was crossing the road.I caught sight of him

I noticed...............

18.Jimmy got into his car and drove away.I saw this

I saw...............

19.They had a good meal and then went to dance

After they....................

1
8 tháng 11 2017

Rewrite sentences

1.I don't ride the bus to school every morning because it's always so crowded (If)

=> I would take the bus to school every morning if it weren't always so crowded.

2.The schoolchildren sowed some seeds, but they forgot to water them so they didn't grow (If)

=> If the schoolchildren hadn't forgotten to water the seeds, they would have grown.

3.Stop talking or you won't understand the lesson (If)

=> If you don't stop talking, you won't understand the lesson.

4.The wind is blowing hard, so we won't take the boat out for a ride (If)

=> If the wind weren't blowing hard, we would take the boat out for a ride.

5.Carol didn't answer the phone because she was studying (If)

=> If Carol hadn't been studying she would have answered the phone.

6.I feel better now because you talked to me about my problems yesterday (If)

=> I wouldn't feel better now if you hadn't talked to me about my problems yesterday.

7.Because I don't have enough free time,I can't help my mother with the housework(If)

=> If I had more free time I could help my mother with the housework.

8.Rita is exhausted today because she didn't get any last night (If)

=> Rita wouldn't be exhausted today if she had gotten some sleep last night.

9.I didn't prepare for today's lesson: So it is difficult for me to understand the teacher's explanation (If)

=> It wouldn't be difficult for me to understand the teacher's explanation if I had prepared for today's lesson.

10.'If I had any money I'd buy you a drink,' she said to me (reported speech)

=> She told me if she had had some money she would have bought me a drink.

11.'If I catch the plane I'll be home by five,'he said(reported speech)

=> He said if he caught the plane he would be home by five.

12.'You should stay in bed if you feel unwell,'my mother said (reported speech)

=> My mother advised me to stay in bed if I felt unwell.

13.'What would you do if you were having a problem with grammar,Jane?' Anne asked (reported speech)

=> Anne asked Jane what she would do if she were having a problem with grammar.

14.'I'd have been in bad trouble if Jane hadn't helped me,' he said (reported speech)

=> He said he would have been in bad trouble if Jane hadn't helped him.

15.I met her during my stay in Parist last summer (while)

=> While I was on holiday in Paris last summer, I met her.

16.MacKenzie wrote four best-sellers before he was twenty (By the age)

=> By the age of twenty, MacKenzie had written four best sellers.

17.He was crossing the road.I caught sight of him

=> I noticed him crossing the road.

18.Jimmy got into his car and drove away.I saw this

=> I saw Jim getting into his car and drove away.

19.They had a good meal and then went to dance

=> After they had had a good meal, they went to dance.