he didn't pass the exam because he was lazy
if.................................................................
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1.He works hard and he will pass the exam
-> If he works hard, he will pass the exam
2.He didn't pass the exam because he didn't work hard
-> If he had worked hard, he would have passed the exam
3. We can avoid waiting by booking the tickets in advance
-> If we book the tickets in advance, we can avoid waiting
4.She didn't hurry, so she missed the train
->Were she to hurry, she wouldn't miss the train
5.They wanted to buy the house, but they hadn't have enough money
-> If they had had enough money, they would have bought the house
6.We must go now or we'll be late
->If we don't go now, we'll be late
7.He was planning to go to the teacher training college but his father died
-> If his father hadn't died, he would have gone to the teacher training college
8.They didn't follow the map,so they got lost
->If they had followed the map, they wouldn't have got lost
9.I'm having a lot of troubles now because I lost my passport last week
->If I hadn't lost my passport last week, I wouldn't have a lot of trouble now
10.If you don't watch the programme,you can't really guide
->Unless you watch the programme,you can't really guide
Rewrite the following sentences
1.He works hard and he will pass the exam
-> If he works hard, he won't pass the exam
2.He didn't pass the exam because he didn't work hard
-> If he had worked hard, he would have passed the exam
3. We can avoid waiting by booking the tickets in advance
-> If we look the tickets in advance, we can avoid waiting
4.She didn't hurry, so she missed the train
->Had she hurried, she wouldn't have missed the train
5.They wanted to buy the house, but they hadn't have enough money
-> If they had got enough money, they would have bought the house
6.We must go now or we'll be late
->If we don't go, we'll be late
7.He was planning to go to the teacher training college but his father died
-> If his father hadn't died, he would have planned to go to teach training college
8.They didn't follow the map,so they got lost
->If they had followed the map, they wouldn't have lost
9.I'm having a lot of troubles now because I lost my passport last week
->If I hadn't lost my passport last week, I wouldn't have a lot of trouble now
10.If you don't watch the programme,you can't really guide
->Unless you watch the programme,you can't really guide
Combine each pairs of sentences, using "both ... and", "neither ... nor", "either ... or":
1. He didn't smile. He didn't see anything.
=> He neither smiled nor saw anything
2. The hotel isn't clean and it isn't comfortable.
=> The hotel neither clean or comfortable
3. We can go to Rome or we can go to Milan.
=> We can either go to Rome or go to Milan
4. We didn't eat. We didn't drink.
=> We neither ate nor drank
5. He didn't sleep well. I didn't sleep well.
=> Both he and I didn't sleep well
6. My uncle is a writer. He is also a teacher.
=> my uncle is both a writer and a teacher
7. Clark practices law. He also teaches it.
=> Clark both pratices and teaches law
1. we didn't eat anything until he got home
-> it was not until he got home that we ate something
2. john didn't celebrate until he received the offer of promotion in writing
-> it was not until john received the offer of promotion in writing that he celebrated
3. i didn't solve the problem until the teacher helped
-> it was not until the teacher helped that i solved the problem
4. he didn't go to the concert until he was 20
-> it was not until he was 20 that he went to the concert
5. the football match didn't start until 3 yesterday afternoon
-> it was not until 3 yesterday afternoon that the football match started
Not until darkness fell…did he realize…. he hadn’t done half of this work.
A. that he realized
Chọn D
Gián tiếp cần lùi thì, trong câu trực tiếp là quá khứ đơn nên lùi thành quá khứ hoàn thành, last week chuyển thành the week before
1. I can't speak Spanish. Nor can my brother
=> Neither I nor my brother can speak Spanish
2. She isn't teacher. I'm not a teacher
=> Neither she nor I am a teacher
3. He didn't say a word and he didn't smile
=> He neither said a word nor smile
If he hadn't been lazy, he would have passed the exam