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4 tháng 2 2021

IV-Rewrite the following sentences as directed.

1.      Why don’t we go for a picnic on the weekend?

Let’s go for a picnic on the weekend

2.      Let’s go to work by bus.

What about going to work by bus?

3.      Nga is a good English speaker.

Nga speaks English well

4.      Unless you get a visa. You can’t visit the United States.

  If you don't get a visa, you can’t visit the United States

5.      If you don’t suceed, you’ll have to try it again.

 Unless you suceed, you’ll have to try it again

6.      I suggest collecting unused clothes.

 Let’s collect unused clothes

7.      She failed in the exam because she was lazy. (because of + noun phrase)

She failed in the exam because of her laziness

8.      Ba is tired. He stayed up late watching TV. (because)

Ba is tired because he stayed up late watching TV

9.      Hoa broke the cup. She was careless. (since)

  Hoa broke the cup since she was careless.

10. We were disappointed. She didn’t keep her promise. (Adj + that)

We were disappointed that she didn’t keep her promise

4 tháng 2 2021

1. Let's go for a picnic on the weekend.

2. What 'bout going to work by bus?

3. Nga speaks English well.

4. If you don't get a visa. You can't visit the United States.

5. Unless you succeed, you'll have to try again.

6. Let's collect unused clothes.

7. She failed in the exam because of her laziness.

8. Ba is tired because he stayed up late watching TV.

9. Hoa broke the cup since she was careless.

10. We were disappointed that she didn't keep her promise

Finish the second sentence in each pair, using If or Unless. 1.   If you don’t do better work than this, you won’t pass the exam. 2.   You can’t visit the United States unless you get a visa. 3.   Unless someone has a key, we can’t get into the house. 4.   Unless he phones immediately, he won’t get any information. 5.   If Joe doesn’t change his ways, he will end up in prison. 6.   If he doesn’t work harder, he’ll lose his job. 7.   If it rains, we won’t go swimming. 8.   You will become ill...
Đọc tiếp

Finish the second sentence in each pair, using If or Unless.

 

1.   If you don’t do better work than this, you won’t pass the exam.

 

2.   You can’t visit the United States unless you get a visa.

 

3.   Unless someone has a key, we can’t get into the house.

 

4.   Unless he phones immediately, he won’t get any information.

 

5.   If Joe doesn’t change his ways, he will end up in prison.

 

6.   If he doesn’t work harder, he’ll lose his job.

 

7.   If it rains, we won’t go swimming.

 

8.   You will become ill unless you stop working so hard.

 

9.   If you work hard, you’ll pass your exam.

 

10.  Unless you hurry, you won’t catch the bus.

 

11.  If he doesn’t start work right now, he’ll never finish it.

 

12.  We won’t get there on time without taking a taxi.

 

13.  Joan will stay on at school unless she finds a good job before September.

 

14.  If you don’t rest, you really will be ill.

 

15.  The child will die if nobody sends for a doctor.

 

16.  You won’t find any accommodation if you don’t book it in advance.

 

17.  You will catch a cold if you don’t keep your feet dry.

 

18.  I’ll call the police if you don’t leave me alone.

 

20. If he fails the final examination, he won’t be able to graduate.

 

21. If you are not careful, you will cut yourself with that knife.

 

22. If you don’t like this one, I’ll bring you another.

 

23. I’ll not able to do any work if I don’t have a quiet room.

 

24. If she doesn’t hurry, she’ll be late.

 

If he doesn’t take more care, he’ll have an accident.

-> Unless . ……………………………………………………………………………………………………….. .

The crops will be ruined if it doesn’t rain soon.

-> Unless ......... . ………………………………………………………………………………………………..

27.           Unless the weather is fine, we’ll stay at home.

->  If . . . . ………………………………………………………………………………………………………..

28.           I can’t go with you unless I get my work finished.

-> If ............... . ………………………………………………………………………………………………………..

29.           If you don’t leave on the 15th , you’ll get home late for your mother’s party.

-> Unless............ . ………………………………………………………………………………………………..

30.           Tom never does anything unless his father tells him what to do.

-> If ............ . ………………………………………………………………………………………………………..

31.           Don’t take this job if you don’t really want it.

-> Unless ............ . ………………………………………………………………………………………………..

32.           If she does nothing to prepare for the test, she will get bad marks.

-> Unless ......... . ……………………………………………………………………………………………………..

33.           You can’t visit the United States unless you get a visa.

-> If ............... . ………………………………………………………………………………………………………..

34.           Unless you remember our address, you can find it in the phone book.

-> If ...................... . …………………………………………………………………………………………..

 

0
24 tháng 12 2021

Viết lại mỗi câu bắt đầu như thể hiện, để ý nghĩa vẫn giữ được cùng1. Nếu bạn không cho tôi mượn tiền, tôi sẽ không thể mua máy tính mới. Trừ khi ... .2. Nếu cô ấy đã không giúp tôi, tôi không thể hoàn thành dự án của mình đúng giờ. Trừ khi..3. Bạn sẽ thất bại trong các bài kiểm tra của bạn nếu bạn không làm việc chăm chỉ hơn. Trừ khi ... 4. Chúng tôi đã bỏ lỡ chuyến tàu vì chúng tôi đã sử dụng thời gian biểu lỗi thời. Nếu..5. Anh ấy trông không hấp dẫn vì anh ấy không bao giờ cạo râu. Nếu..6. Ngôi nhà khá lạnh vì tôi không có hệ thống sưởi trung tâm. Nếu ... 7. Nếu tôi có rất nhiều tiền, tôi sẽ mua một ngôi nhà lớn là ... 8. Người Anh nói rất nhanh. Có lẽ đó là lý do tại sao tôi không hiểu chúng. Nếu ... 9. Nếu tôi đã vượt qua kỳ thi tuyển sinh, bố mẹ tôi có thể hạnh phúc hơn. Đã có ....10. Tôi đã không làm việc chăm chỉ ở trường để tôi không có được một công việc tốt. Nếu ... 11. Nếu không có sự giúp đỡ của cô, tôi không thể hoàn thành dự án của mình đúng giờ. (Tùy chọn) Nếu ...

Rewrite each sentence beginning as shown, so that the meaning stays the same1.If you hadn’t lend me the money, I wouldn’t have been able to buy new computer. Unless….2. If she hadn’t helped me, I couldn’t have finished my project on time. Unless..3. You’ll fail your exams if you don’t work harder. Unless…4. We missed the train because we used an out-of-date timetable. If..5. He looks unattractive because he never shaves. If..6. The house is quite cold because I haven’t got...
Đọc tiếp

Rewrite each sentence beginning as shown, so that the meaning stays the same
1.If you hadn’t lend me the money, I wouldn’t have been able to buy new computer.
 Unless….
2. If she hadn’t helped me, I couldn’t have finished my project on time.
 Unless..
3. You’ll fail your exams if you don’t work harder.
 Unless…
4. We missed the train because we used an out-of-date timetable.
 If..
5. He looks unattractive because he never shaves.
 If..
6. The house is quite cold because I haven’t got central heating.
 If…
7. If I had a lot of money, I would buy a big house
 Were…
8. English people speak very quickly. Perhaps that’s why I don’t understand them.
If…
9. If I had passed the Entrance exam, my parents could have been happier.
 Had….
10. I didn’t work hard at school so I didn’t get a good job.
  If…
11. Without her help, I couldn’t have finished my project on time. (optional)
 If…

xin giup minh

1
24 tháng 12 2021

Viết lại từng câu bắt đầu như hình minh họa để giữ nguyên ý nghĩa. Nếu bạn không cho tôi vay tiền, tôi sẽ không thể mua máy tính mới. Trừ khi… .2. Nếu cô ấy không giúp tôi, tôi sẽ không thể hoàn thành dự án của mình đúng hạn. Trừ khi..3. Bạn sẽ thất bại trong các kỳ thi của mình nếu bạn không làm việc chăm chỉ hơn. Trừ khi… 4. Chúng tôi đã bỏ lỡ chuyến tàu vì chúng tôi sử dụng một lịch trình lỗi thời. Nếu..5. Anh ấy trông không hấp dẫn vì anh ấy không bao giờ cạo râu. Nếu..6. Căn nhà khá lạnh vì tôi không có hệ thống sưởi trung tâm. Nếu… 7. Nếu tôi có nhiều tiền, tôi sẽ mua một ngôi nhà lớn Were… 8. Người Anh nói rất nhanh. Có lẽ đó là lý do tại sao tôi không hiểu chúng. Nếu… 9. Nếu tôi đã vượt qua kỳ thi tuyển sinh, bố mẹ tôi đã có thể hạnh phúc hơn. Đã có… .10. Tôi đã không làm việc chăm chỉ ở trường vì vậy tôi không kiếm được một công việc tốt. Nếu… 11. Nếu không có sự giúp đỡ của cô ấy, tôi đã không thể hoàn thành dự án của mình đúng hạn. 

mình dich cho bạn rùi đó.

24 tháng 2 2021

1.Don't get up late , or you will miss the bus.

=> If you get up late, you will miss the bus 

2. Lan stayed up late yesterday, so she is tired today.

=> Because of staying up late, she is tired today 

3.I think you shouldn't forget to do your homework .

=> If I......were you, I would not forget to do homework

1.His sister began collecting stamps when she was10.

=> His sister has.......started collect stamps when she was 10

5.The last time we met her was two weeks ago

=> We haven't....met her for 2 weeks

5.Nam would rather hang out than stay at home.

=> Nam prefers.......hang out to stay at home 

Finish each of the following sentences in such a way that it is as similar as possible in meaning to the original sentences:1. I didn't know that you were in hospital, so I didn't visit you.2. Hurry up or you will be late3. She is very busy, so she can't help me now4. He didn't phone me because he didn't know my phone number5. You're unfit because you don't take exercise6. Unless you are careful, you will cut yourself with that knife7. If i have time, I'll help you. => Unless.......8. Dick...
Đọc tiếp

Finish each of the following sentences in such a way that it is as similar as possible in meaning to the original sentences:

1. I didn't know that you were in hospital, so I didn't visit you.

2. Hurry up or you will be late

3. She is very busy, so she can't help me now

4. He didn't phone me because he didn't know my phone number

5. You're unfit because you don't take exercise

6. Unless you are careful, you will cut yourself with that knife

7. If i have time, I'll help you. => Unless.......

8. Dick often causes accidents because he drives carelessly

9. I can't apply for that job because I don't know English

10. He didn't study his lessons very carefully, so he gets bad marks now

11. Susan is overweight because she eats too much chocolate

12. His father often punishesvhim for his laziness

13. Study harder or you'll fail in the next exam

14. We did not visit the museum because we had no time

15. Without Jack's help, I wouldn't have been able to move the table 

3
11 tháng 8 2016

1. I didn't know that you were in hospital, so I didn't visit you.

If I had known tha you were in hospital, I would have visited you.

2. Hurry up or you will be late

If you don't hurry up, you will be late.

3. She is very busy, so she can't help me now

If she weren't very busy, she could help me now.

4. He didn't phone me because he didn't know my phone number

If he had known my phone number, he would have phoned me.

5. You're unfit because you don't take exercise

If you took (more) exercise, you would be fit/ wouldn’t be unfit.

6. Unless you are careful, you will cut yourself with that knife

If you are not careful, you’ll cut yourself with that knife

7. If i have time, I'll help you. => Unless. I have time, I won’t help you.

......

8. Dick often causes accidents because he drives carelessly

If he had studied his lessons very carefully, he wouldn’t get bad marks now.

9. I can't apply for that job because I don't know English

If Dick drove carefully, he wouldn’t cause accident (often)

10. He didn't study his lessons very carefully, so he gets bad marks now

If I knew English, I could apply for that job.

11. Susan is overweight because she eats too much chocolate

If Susan ate less chocolate, she wouldn’t be overweight

12. His father often punishesvhim for his laziness

If he weren’t lazy, his father wouldn’t punish him (often).

13. Study harder or you'll fail in the next exam

Unless you study harder, you'll fail in the next exam.

14. We did not visit the museum because we had no time

If we had had time, we would have visited the museum.

 

15. Without Jack's help, I wouldn't have been able to move the table 

If Jack hadn't helped, I wouldn't have been able to move the table.

 

 

11 tháng 8 2016

1. I didn't know that you were in hospital, so I didn't visit you.

If I had known tha you were in hospital, I would have visited you.

2. Hurry up or you will be late

If you don't hurry up, you will be late.

3. She is very busy, so she can't help me now

If she weren't very busy, she could help me now.

4. He didn't phone me because he didn't know my phone number

If he had known my phone number, he would have phoned me.

5. You're unfit because you don't take exercise

If you took (more) exercise, you would be fit/ wouldn’t be unfit.

6. Unless you are careful, you will cut yourself with that knife

If you are not careful, you’ll cut yourself with that knife

7. If i have time, I'll help you.

Unless. I have time, I won’t help you.

8. Dick often causes accidents because he drives carelessly

If he had studied his lessons very carefully, he wouldn’t get bad marks now.

9. I can't apply for that job because I don't know English

If Dick drove carefully, he wouldn’t cause accident (often)

10. He didn't study his lessons very carefully, so he gets bad marks now

If I knew English, I could apply for that job.

11. Susan is overweight because she eats too much chocolate

If Susan ate less chocolate, she wouldn’t be overweight

12. His father often punishesvhim for his laziness

If he weren’t lazy, his father wouldn’t punish him (often).

13. Study harder or you'll fail in the next exam

Unless you study harder, you'll fail in the next exam.

14. We did not visit the museum because we had no time

If we had had time, we would have visited the museum.

15. Without Jack's help, I wouldn't have been able to move the table 

If Jack hadn't helped, I wouldn't have been able to move the table.

20 tháng 4 2020

Bài này ở phần câu điều kiện loại 2 ạ

20 tháng 4 2020

1, If he didn't have to study for his exam, he could go out

2, If she weren't lazy, she could pass the exam

3, If he didn't smoke too much, he could get fid of his cough

4, If he pay me tonight, i would have enough money to buy a car

5, If she weren't very shy, she would enjoy the party 

6, If i got a work permit, i would stay for another month

7, Câu này mình không biết chuyển thế nào ┐( ´ ~`)┌            

8, If i had the right change, we could get the ket

9, If you didn't study hard, you would pass the exam 

10, If you weren't impatient, you would make mistakes

I. Put the verds in brackets into the correct forms: 1. If I (have) ..... time, I will write to him. 2. If it's cold, I (need) .... a heavier coat 3. What are you going to do if you (have).... a holiday? 4. If I meet Helen, I (give)..... her your messenger 5. If I can go tomorrow, I (let)..... you know 6. If flowers don't get any water, they (die).... 7. Don't come if they (not call)....you 8. If I didn't feel so tired, I (go).... out with you. 9. I could repair the car if I (have).... the...
Đọc tiếp

I. Put the verds in brackets into the correct forms:
1. If I (have) ..... time, I will write to him.
2. If it's cold, I (need) .... a heavier coat
3. What are you going to do if you (have).... a holiday?
4. If I meet Helen, I (give)..... her your messenger
5. If I can go tomorrow, I (let)..... you know
6. If flowers don't get any water, they (die)....
7. Don't come if they (not call)....you
8. If I didn't feel so tired, I (go).... out with you.
9. I could repair the car if I (have).... the right tools.
10. If she hadn't been ill yesterday, she (go)..... to work now.
II. Rewrite these sentences, beginning as shown, so that the meaning stays the same:
1. If you don't like this one, I'll bring you another.
=> Unless......
2. I'll only help you if you promise to try harder.
=> Unless......
3. Unless you work hard, you will not fail the exam
=> If.......
4. Stand up or you will be punished.
=> Unless.....
5. Do your homework or you will get bad mark
=> If.....
III. Rewrite these sentences use "If"
1. I don't know enough about this machine, so I can't mend it myself.
=> If.......
2. I don't ride the bus to work every morning because it's always so crowed
=> If......
3. The wwind is blowing hard, so I won't take the boat out for ride.
=> If........
4. Nick can'r find the way because he doesn't have a map.
=> If........
5. Susan felt sick because she ate many cream cake.
=> If.....
6. Without this treatment, the patient would have died.
=> If......
7. Those people weren't prepared to face the floods; therefore, the consequence was disastrous
=>If......
IV. Rewrite these sentences
1. The book was so expensive that I didn't buy it.
=> The book was too.....
2. He can touch the light because he's very tall
=> He is....
3. It is such good weather that they are going for picnic.
=> The weather.....
4. I didn't go and neither did my friend (either)
=> .......


#Giúp với ạ!! T^Tgianroi

1
26 tháng 7 2017

I. Put the verds in brackets into the correct forms:
1. If I (have) .have.... time, I will write to him.
2. If it's cold, I (need) .will need... a heavier coat
3. What are you going to do if you (have).have... a holiday?
4. If I meet Helen, I (give)..will give... her your messenger
5. If I can go tomorrow, I (let)...will let.. you know
6. If flowers don't get any water, they (die)..will die..
7. Don't come if they (not call)..don't call..you
8. If I didn't feel so tired, I (go)...would go. out with you.
9. I could repair the car if I (have).had... the right tools.
10. If she hadn't been ill yesterday, she (go).would have gone.... to work now.
II. Rewrite these sentences, beginning as shown, so that the meaning stays the same:
1. If you don't like this one, I'll bring you another.
=> Unless you like this one, I'll bring you another.
2. I'll only help you if you promise to try harder.
=> Unless you promise to try harder,. I won't help you
3. Unless you work hard, you will not fail the exam
=> If you don't work hard, you will not fail the exam
4. Stand up or you will be punished.
=> Unless you don't Stand up ,you will be punished.
5. Do your homework or you will get bad mark
=> If you don't Do your homework,you will get bad mark
III. Rewrite these sentences use "If"
1. I don't know enough about this machine, so I can't mend it myself.
=> If I knew enough about this machine, I could mend it myself.
2. I don't ride the bus to work every morning because it's always so crowed
=> If it weren't always so crowed, I would ride the bus to work every morning
3. The wwind is blowing hard, so I won't take the boat out for ride.
=> If The wwind wern't blowing hard, I would take the boat out for ride.
4. Nick can'r find the way because he doesn't have a map.
=> If Nick had a map,He could find the way
5. Susan felt sick because she ate many cream cake.
=> If susan hadn't eaten many crea, cake,she wouldn't have felt sick
6. Without this treatment, the patient would have died.
=> If it hadn't been for this treament, the patient would have died.
7. Those people weren't prepared to face the floods; therefore, the consequence was disastrous
=>If Those people had been prepared to face the floods; the consequence wouldn't have been disastrous
IV. Rewrite these sentences

1. The book was so expensive that I didn't buy it.
=> The book was too expensive for me to buy
2. He can touch the light because he's very tall
=> He is tall enough to touch the light
3. It is such good weather that they are going for picnic.
=> The weather is so good that they are going for picnic.
4. I didn't go and neither did my friend (either)
=> I didn't go and my friend didn't,either

I. Rewrite the following sentences so that it has a similar meaning to the first1. Tom works hard as a studentTom ………………………………………………………………………………2. It is good exercise to run a mile a day Running ……………………………………………………………………………3. It’s a great pleasure to be with you. Being ……………………………………………………………………………….4. We...
Đọc tiếp

I. Rewrite the following sentences so that it has a similar meaning to the first
1. Tom works hard as a student
Tom ………………………………………………………………………………
2. It is good exercise to run a mile a day
 Running ……………………………………………………………………………
3. It’s a great pleasure to be with you.
 Being ……………………………………………………………………………….
4. We didn’t see her at all.
 She …………………………………………………………………………………
5. Tom is not as tall as Peter
 Peter ……………………………………………………………………………….
6. Her father asked her if she would go to the cinema with her friend
 Her father asked her: “………………………………………………………………”
7. The step- mother doesn’t treat the little girl in a normal way.

 The little girl ……………………………………………………………………..
8. Do you mind my smoking?
 Do you mind………………………………………………………………………..
9. No one works harder than Barbara.
 Barbara ………………………………………………………………..
10. He told his customer : “ Please bring it back if it doesn’t fit well”
 He told ……………………………………………………………………………
11. The last time we saw him was in 1988.
We haven’t…………………………………………………………………………
12. Peter spent 3 hours on repairing his computer.
 It took………………………………………………………………………………
13. You will not be accepted if you don’t finish your home work.
 Unless……………………………………………………………………………
14. “Don’t swim out too far, boys ’’ I said
 I warned…………………………………………………………………………
15. They arrived late because the traffic was terrible.
 Because of………….…………………………………………………………

4
26 tháng 2 2020

1. Tom is a hard working student

2. a mile a day is good exercises

3. with you is a great pleasure. ( câu này mk k chắc)

4. wasn't seen at all

5. is taller than Tom

6.will you go to the cinema with your friend ?

7. isn't treated in normal way by the step-mother

8. if I smoke

9.is the hardest worker

10.his customer to bring it back if it didn't fit well

11. seen him since 1988

12. Peter 3 hours to repair his computer

13. you finish your homework, you will be accepted

14. boys of swimming out too far

15. the terrible traffic, they arrived late

26 tháng 2 2020

I. Rewrite the following sentences so that it has a similar meaning to the first
1. Tom works hard as a student

Tom is a hard student

2. It is good exercise to run a mile a day

 Running a little is the good way to do exercise

3. It’s a great pleasure to be with you.

 Being  pleasure is my feeling when I stay with you

4. We didn’t see her at all.

 She didn't stay at all when we saw her

5. Tom is not as tall as Peter

 Peter is taller than Tom

6. Her father asked her if she would go to the cinema with her friend

 Her father asked her: “Would you to go to the cimema with your friend”

7. The step- mother doesn’t treat the little girl in a normal way.

 The little girl always receive bad treats from her stap-mother

8. Do you mind my smoking?

 Do you mind if I would smoke?

9. No one works harder than Barbara.

 Barbara  is the hardest worker.

10. He told his customer : “ Please bring it back if it doesn’t fit well”

 He told his customer if would to bring it back

11. The last time we saw him was in 1988.

We haven’t see him since 1988…

12. Peter spent 3 hours on repairing his computer.

 It took 3 hours to repair by Peter

13. You will not be accepted if you don’t finish your home work.

 Unless you don't finish your home work, you won't be accepted.

14. “Don’t swim out too far, boys ’’ I said

 I warned the boy didn't swim out too far

15. They arrived late because the traffic was terrible.

 Because of the traffic was terrible, they arrived late

Ex1: (Conditionals,I wish,Past Subjunctive) Finish each of the following sentences in such a way that it means the same as the sentences printed before it 1,The only reason Jimmy often gets bad marks is because he is lazy If Jimmy............................................................................... 2,We got lost because we didn't have a map If we......................................................................... 3,We didn't go on holiday because we did not have enough...
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Ex1: (Conditionals,I wish,Past Subjunctive) Finish each of the following sentences in such a way that it means the same as the sentences printed before it

1,The only reason Jimmy often gets bad marks is because he is lazy

If Jimmy...............................................................................

2,We got lost because we didn't have a map

If we.........................................................................

3,We didn't go on holiday because we did not have enough money

If we....................................................................

4,She didn't hurry,so she missed the train

If she.....................................................................................

5,I bought beef because I didn't know she couldn't eat it

If I.......................................................................................

6,Providing that you leave a forwarding address,we will be able to contact you

Unless...............................................................

7,Unless you save some money,you will never be able to buy a car

Provided that.......................................................

8,The boys don't have any matches,so they can't light the fire

If the boys.....................................................

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21 tháng 11 2019

Ex1: (Conditionals,I wish,Past Subjunctive) Finish each of the following sentences in such a way that it means the same as the sentences printed before it

1,The only reason Jimmy often gets bad marks is because he is lazy

If Jimmy weren't lazy, he wouldn't often get bad marks.

2,We got lost because we didn't have a map

If we had had a map, we wouldn't have got lost.

3,We didn't go on holiday because we did not have enough money

If we had had enough money, we would have gone on holiday.

4,She didn't hurry,so she missed the train

If she had hurried, she wouldn't have missed the train.

5,I bought beef because I didn't know she couldn't eat it

If I had known she couldn't eat beef, I wouldn't have bought beef.

6,Providing that you leave a forwarding address,we will be able to contact you

Unless you leave a forwarding address, we will be able to contact you.

7,Unless you save some money,you will never be able to buy a car

Provided that you save some money, you will be able to buy a car.

8,The boys don't have any matches,so they can't light the fire

If the boys had some matches, they could light the fire.

22 tháng 11 2019

Ex1: (Conditionals,I wish,Past Subjunctive) Finish each of the following sentences in such a way that it means the same as the sentences printed before it

1,The only reason Jimmy often gets bad marks is because he is lazy

If Jimmy.....weren't lazy , he wouldn't often get bad marks

2,We got lost because we didn't have a map

If we.....had a map , we wouldn't get lost

3,We didn't go on holiday because we did not have enough money

If we.had enough money , we would go on holiday ...

4,She didn't hurry,so she missed the train

If she.had hurried , she would have missed...

5,I bought beef because I didn't know she couldn't eat it

If I.... had known she couldn't eat beef, I wouldn't have bought beef.

6,Providing that you leave a forwarding address,we will be able to contact you

Unless you leave a forwarding address, we will be able to contact you

7,Unless you save some money,you will never be able to buy a car

Provided that.. you save some money, you will be able to buy a car...

8,The boys don't have any matches,so they can't light the fire

If the boys. had some matches, they could light the fire...