1.     Don’t go out in the rain because you will get wet.

     __If you go out in the rain, you will get wet._________________________ .

   2.     I won’t enjoy the film if you aren’t with me.

     _I won’t enjoy the film unless you are with me.__________________________ .

   3.     My brother will have enough money. He will buy a bicycle.

     __If my brother has enough money, he will buy a bicycle._________________________ .

   4.     I will buy a new hat. I will give it to you.

     __ If I buy a new hat, I will give it to you._________________________ .

   5.     Let’s ask the teacher. He will explain it to you.

     __If you ask the teacher,he will explain it to you._________________________ .

1.If you go out in the rain,you will get wet.

2.If you aren't with me,I will not enjoy the film.

3.If my brother has enough money,he will buy a bicycle.

4.If I buy a new hat,I will give it to you.

5.If you ask the teacher,he will explain it to you.

If tomorrow was fine, we would go for a picnic

If Lan asks her teacher, he will explain it to her

If we had some money, we would have holiday

If we have holiday, we will go to Thailand

If you don't drive carefully, you will have an accident

If Lan's parents lived near HN, she would see them on weekend

If I knew the answer, I would tell you

1.Lan will ask her teacher.He will explain it to her

=>If Lan asks her teacher, he will explain it to her

2.We don't have holiday because we haven't got any money

=>If we got money, we would have holiday

3.we will have holiday.we will go to Thailand

=>if we have holiday, we will go to Thailand

4.drive carefully or you'll have an accident

=>if you don't drive carefully, you'll have an accident

5.Lan's parente don't live near.Hanoi,so she doesn't see them on weekend

=>if Lan's parents lived near Hanoi, she would see them on weekend

6.i don't know the answer so i ean't tell you

=>if I knew the answer, I would tell you

If it rains tonight, we won't go out

if it rainy tonight,we won't go out

If it rains tonight, we won't go out

Exercise 1:

1.    It was raining. We still went to the park. (However)

®It was raining. However, we still went to the park.   

2.    She put on a warm coat before going to work. The weather is cold. (Therefore)

®The weather is cold. Therefore, she put on a warm coat before going to work. 

3.    The students easily got high score in the last examination. They were well-prepared. (so)

®The students were well-prepared so they easily got high score in the last examination.

4.    He produces things quite slowly. His products are really good. (but)

®His products are really good but he produces things quite slowly. 

5.    She was thinking of buying a new car. Her friend convinced her to buy an used car. (but)

®She was thinking of buying a new car but her friend convinced her to buy an used car.

6.    She is loved by everybody in her factory. She is a very hard worker. (so)

®She is a very hard worker so she is loved by everybody in her factory.

7.    I felt really sick last night. I couldn’t come to your party. (so)

® I felt really sick last night so I couldn’t come to your party. 

8.    You don’t do your homework. You will get a bad mark. You will be kicked out of school. (if, and)

®If you don’t do your homework, you will get a bad mark and be kicked out of school. 

9.    The young boy was sent home. He refused to obey the teacher. (Therefore)

®The young boy refused to obey the teacher. Therefore, he was sent home

10.  It cost a fortune to renovate our house. It was worth it. (However)

 It cost a fortune to renovate our house However, it was worth it.

16. If we ____go____________ (go) on holiday this summer, we ____will go____________ (go) to Spain.

17. If the weather ____doesn't improve____________ (not/improve), we _______won't have_________ (not/have) a picnic.

18. If I ___don't go_____________ (not/go) to bed early, I ___will be_____________ (be) tired tomorrow.

19. If we ____eat____________ (eat) all this cake, we __will feel______________ (feel) sick.

20. If you ____don't want____________ (not/want) to go out, I _____will cook___________ (cook) dinner at home.

21. I _____will come___________ (come) early, if you __want______________ (want).

22. They ____will go____________ (go) to the party if they _______are_________ (be) invited.

23. She ____will stay____________ (stay) in London if she _______gets_________ (get) a job.

24. He _____won't get___________ (not/get) a better job if he _______doesn't pass_________ (not/pass) that exam.

25. I __will buy______________ (buy) a new dress if I ___have_____________ (have) enough money.

26. She ______will cook__________ (cook) dinner if you ______go__________ (go) to the supermarket.

27. They _____will go___________ (go) on holiday if they _____have___________ (have) time.

28. We ____will be____________ (be) late if we ____don't hurry____________ (not/hurry).

29. She ____will take____________ (take) a taxi if it _________rains_______ (rain).

30. I ____won't go____________ (not/go) if you ____don't come____________ (not/come) with me.

1 If we pollute the air, we will have breathing problems

2 Your teacher says that I amnot revising for my exam carefully

3 I am interested in wildlife about which I have seen a lot of films

4 Nam is the most intelligent in the class

1. Because the weather was cold, they had to cancel their picnic. (using “so”)

The weather was so cold that they had to cancel their picnic.

2. This book is interesting enough for me to read many times. (using “so”)

This book is so interesting that I have read it many times.

3. This car is too old for me to buy. (using “so”)

This car is so old that I can't buy it.

4. The test was so long that I couldn’t finish it in an hour. (using “so”)

The test was so long that I was unable to finish it in an hour.

(đề bài có bị nhầm lẫn không em?, có chăng đề yêu cầu chuyển đổi câu sử dụng "too" )

The test was too long for me to finish in an hour.

5. The play interests him much.

He finds the play interesting.

The play is interesting to him.

He is much interested in the play.

The play makes him interested.

6. The test was not easy enough for her to do.

The test was so difficult that she couldn't do it.

It was such a difficult test that she couldn't do it.

It was so difficult a test that she couldn't do it.

The test was too difficult for her to do.

7. They bought the car because it was modern.

The car was modern so they bought it.

The car was so modern that they bought it.

It was such a modern car that they bought it.

It was so modern a car that they bought it.

8. It was not until midnight that we went to bed.

We didn’t go to bed until midnight.

9. Spending the weekend in the countryside is very exciting.

It’s very exciting to spend the weekend in the countryside.

10. The journey to the village was very interesting to the boys.

The boys felt interested in the journey to the village.

11. I’m sorry I’m not able to go with you.

I wish I could / were able to go with you.

12. He bought such a lot of books that he couldn’t read them all.

He bought so many books that he couldn't read them all.

13. There is so much rain that we can’t go out.

There is such heavy rain that we can't go out.

14. Don’t shout all the time.

I wish you didn't shout all the time.

15. Mr. Ha has never gone abroad before.

Mr. Ha wishes he had gone abroad before.

16. His parents made him study for the exams.

He was made to study for the exams by his parents.

17. “You shouldn’t give up your job,” Jane told Anne.

Jane advised Anne not to give up her job.

18. It takes me hours to get to work every day.

I spend hours getting to work every day.

19. They have studied English for 3 years now.

They started studying English 3 years ago.

It’s 3 years since they started studying English.

20. This is the first time I have eaten this kind of food.

I have never eaten this kind of food.

21. I didn’t want to be late, so I left early.

Because I didn''t want to be late, I left early.

22. He hasn't gone back to his village since 1989.

He last        went back to his village in 1989.                                                                                                         

23. I'm sorry I often talk too much in class.

I wish         I didn't talk too much in class.                                                                                                          

24. We are painting our house at the moment.

Our house          is being painted at the moment.                                                                                                     

25. My brother went to bed late, so he got up late the next morning.

My brother got up late because he went to bed late the previous night.

26. When did you start learning English?

How long is     it since you started learning English?                                                                                                       

27. I can’t speak English fluently.

I wish                      I could speak English fluently.                                                                                              

28. The children have done the homework since 2 o’clock.

The homework                          has been done by the children since 2 o'clock.                                                                    

29. He is not old enough to drive cars.

He is too young to drive cars.

30. My mother doesn’t usually get up early.

My mother isn’t used to get up early.