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20. going - to stay
21. taking
22. camping
23. to smoke
24. going - working
25. to review
26. looking - to answer
27. wearing
28. to prepare - coming
29. laughing - slip
20 going, to stay
21 to take
22 camping
23 to smoke
24 go - working
25 to review
26 looking - to answer
27 wearing
28 to prepare - coming
29 laughing - slipping
1. Gravity makes water run downhill
→ Water is made run down hill by the gravity
2. People have believed that he kidnapped her.
→ He ihas been believed that have been kidnapped her
3. You'd better explain the difficulty to him
→ The difficulty should be explained to him
4. Who gave you the gift?
→ By whom were you given the gift?
5. Whom did Pike tell about that yesterday?
→ Who was Pike told about that yesterday?
6. Whom do you take out to dinner?
→ Who is you take out to dinner
7. When did you send the school report to them?
→ When was the school report you sent ?
8. People say that Arthur is very rich.
→ It iss said that Arthur is very rich
9. They think that he is very intelligent.
→ He is thought to be very intelligent
10. I believe that you will work hard.
→ It is believed that you will work hard
1. Bought
2. Has just been ended
3. Was
4. Has started
5. Have not received/ left
6. Was speaking
7. To smoke
8. Do not eat
9. Run
Put the verbs in brackets in the correct form
1. My father ( buy ) ...........bought...................... a new motorbike last month .
2. The game ( end / just ) ...........has just ended...........................
3. It's already 320C . It ( be ) ...........is............ very hot today .
4. Dick .......had started................. ( start ) school before he was seven .
5. We .........haven't received......... ( not receive ) any letters from him since he ............left........ ( leave ) four months ago
6. Why didn't you listen while I ........was speaking.................. ( speak ) to you yesterday ?
7. I used ..............to smoke................ ( smoke ) 40 cigarettes a day .
8. Some animals ............don't eat.............. ( not eat ) during winter .
9. Gravity makes water .........running........... ( run ) downhill .
1 I should have apologized
2 I'm sure you can't lock front door
3 You didn't need to wash these tomatoes
1. I should have apologized
2. You can't have locked the front door
3. You needn't have washed these tomatoes
If Clauses
1. I don't type this myself because i dont have a word processor
=> IF I HAD A WORD PROCESSOR, I ƯƠUDL TYPE THIS MYSELF.
2. The students dont understand the instructiom . Thay can't do the assignment.
=> IF THE STUDENTS UNDERSTOOD THE INSTRUCTION, THEY COULD DO THE ASSIGNMENT.
3. I wasn't hungry,so i didn't feel like eating
=> IF I HAD BEEN HUNGRY, I WOULD HAVE FELT LIKE EATING.
4. Tam is fat because he eats so many chips
=> IF TAM DIDN;T EAT SO MANY CHIPS, SHE WOULN'T BE FAT.
5. I couldn't give you this book because i didn't see you yesterday.
=> IF I HAD SEEN YOU YESTERDAY, I COULD HAVE GIVEN YOU THIS BOOK.
6. Listen to the teacher or you won't understand the lesson !
=> IF YOU DON'T LISTEN TO THE TEACHER, YOU WON'T UNDERSTAND THE LESSON.
7. I think you had better go to the doctor
=> IF I WERE YOU, I WOULD GO TO THE DOCTOR.
8. They bought some milk last week,but thay forgot to keep it in the bridge,so it went sour
=> IF THEY HAD KEPT SOME MILK IN THE FRIDGE, IT WOULDN'T HAVE GONE SOUR.
9. You shouldn't buy that car
=> IF I WERE YOU, I WOULDN'T BUY THAT CAR.
10. I don't have a big house. I can't invite many friends to my birthday
=> IF I HAD A BIG HOUSE, I COULD INVITE MANY FRIENDS TO MY BIRTHDAY.
1. did not (didn't) | 2. did | 3. was/ were | 4. could/ couldn't |
a. We form the negative form of the past simple with (1) did not and the infinitive without to. (Chúng ta hình thành thể phủ định của thì quá khứ đơn với “did not” và động từ nguyên mẫu không to.)
I didn’t go out last night.
b. We form the interrogative form of the past simple with (2) did and the infinitive without to. (Chúng ta hình thành thể nghi vấn của thì quá khứ đơn với “did” và động từ nguyên mẫu không to.)
Did Harry text you? Yes, he did. I No, he didn't.
c. We do not use did/ didn't with the verbs (3) was/ were or (4) could/ couldn’t. (Chúng ta không sử dụng “did/ didn’t” với các động từ “was/were hoặc could/couldn’t.)
Was Joe late for school? Yes, he was.
Could you read when you were three? No, I couldn't.
EX : Complete each of the following sentences in such a way that it means the same as the sentence printed before it.
1/ we didn't know your phone number ,so we could not contact you
If we had known your phone number, we could have contacted you
2/ Because Simon doesn't live near his mother,he can't visit her often
If Simon lived near his mother, he could visit her often.
3/ she didn't hurry , so she missed the train
If she had hurried, she would have caught the train.
6/ John is fat because he eats so many chips
If John didn't eat so many chips, he wouldn't be fat.
7/ Bill never does anything if you don't tell him what to do.
-> Unless................... you tell Tom what to do, he will never do anything.........................................
8/ They don't have enough time so they cannot do me a favour.
If they had enough time, they could do me a favor.
9/we did not visit the museum because we had no time .
If we had had time, we would have visited the museum.
10/ we can't buy this car because it is very expensive
This car is too expensive for me to buy.
11/ Susan felf sick because he ate 4 cream cakes
If Susan hadn’t ate 4 cream cakes, he wouldn’t have felt sick
EX : Complete each of the following sentences in such a way that it means the same as the sentence printed before it.
1/ we didn't know your phone number ,so we could not contact you
=> If we had known your phone number , we would have contacted you
2/ Because Simon doesn't live near his mother,he can't visit her often
=> If Simon lived near his mother , he could visit her often
3/ she didn't hurry , so she missed the train
=> If she had hurried , she wouldn't have missed the train
6/ John is fat because he eats so many chips
=> If John didn't eat so many chips , he wouldn't be fat
7/ Bill never does anything if you don't tell him what to do.
-> Unless....Bill never does anything , you tell him what to do ........
8/ They don't have enough time so they cannot do me a favour.
=> If they had enough time , they could do me a favour
9/we did not visit the museum because we had no time
=> If we had had time , we would have visited the museum
10/ we can't buy this car because it is very expensive
=> If it weren't very expensive , we could buy this car
11/ Susan felf sick because he ate 4 cream cakes.
=> If Susan hadn't eaten 4 cream cakes , he wouldn't have felt sick
to lock - go - do - run - camping