17,It isn’t important for you to finish the work today.

-> You don’t ……have to finish the work today.…………………………………….

18. It isn't important for him to study hard.

-> He doesn't ……have to study hard.………………………………………….

19, It is necessary for you to do homework.

-> You ……have to do homework……………………………..

20. It is important for him to go home early today

-> He …………has to go home early today…………………………………..

21, There are over eight hundred stamps in Tim’s collection.

->  Tim’s collection ……has 800 stamps………………………

22,How old is your father ?

-> What is ……the age of your father………………………………….. ?

23, How high is Big Ben Clock Tower ?

-> What is …the height of Big Ben Clock Tower……………………………..?

24, What is your son’s weight

-> How …heavy is your son………………………… ?

25, How long is the Me Kong river ?

-> What is ……the length of mekong river……………………………………. ?

26,  How wide is the west Lake ?

-> What is ……the width of the West Lake……………………………………………. ?

27,How heavy is the chicken?

-> What is ……the weight of the chicken………………………………….. ?

28, What is your daughter’s age ?

-> How ……old is your daughter…………………………………… ?

Viết lại câu

17,It isn’t important for you to finish the work today.

-> You don’t ……………… have to finish the work today.………………………….

18. It isn't important for him to study hard.

-> He doesn't …………………have to study hard…………………………….

19, It is necessary for you to do homework.

-> You ……………… don't have to do the test …………………..

20. It is important for him to go home early today

-> He ……………………………has to go home early today………………..

21, There are over eight hundred stamps in Tim’s collection.

->  Tim’s collection …… has over eight hundred stamps.………………………

22,How old is your father ?

-> What is ……………the age of your father ?………………………….. ?

23, How high is Big Ben Clock Tower ?

-> What is ………the height of Big Ben Clock Tower ?………………………..?

24, What is your son’s weight

-> How …………heavy is your son………………… ?

25, How long is the Me Kong river ?

-> What is …………… the length of the Mekong River ?……………………………. ?

26,  How wide is the west Lake ?

-> What is …………………  the width of the west Lake ? ………………………………. ?

27,How heavy is the chicken?

-> What is ………………  the weight of the chicken?     ……………………….. ?

28, What is your daughter’s age ?

-> How ……………… old is your daughter?………………………… ?

1.During the teenage years, many people can sometimes....be.....difficult to talk to.They may not like to .....talk..... about their work at school.This is a normal development at this age, though it can be very hard ....for...... parents to understand.Teeagers are trying to become adults ......parents..... should do their best to talk to their son or daughter about school, work, future plans but....shouldn't.... push them to talk if they don't want to.Parents should watch for dangerous sign: some young people are trying to be adult may experiment with drug, alcohol, or....smoking.....These are not good for their ...health.... and for their future.Parents should know these signs and help them out.TV programs ...must.... be important for their live, too.Parents should know ......what....TV programs their teenage children are...watching...They shouldn't stop them.

Ko cho từ gợi ý hả bn

Write these sentences again using MUST or HAVE TO in place of the words in italics.

Vd: it is necessary FOR YOU TO work hard .

You must (or' have to) work hard

1. It will be necessary FOR YOU TO see a doctor.

=> you must / have to see a doctor

2. Is it necessary FOR YOU TO make so much noise?

=> Do you have to make so much noise ?

3. She said IT WOULD BE NECESSARY FOR US TO stay here.

=> she said we had to stay here

4. IT WAS NECESSARY FOR HIM TO go out last night.

=> he had to go out last night

5. IT IS NECESSARY FOR ME TO have some help.

=> i must have some help

Complete the second sentence so that it has a similar meaning to the first

1. You aren't allowed to make noisy in the library

You mustn't make noise in the library

2. It isn't necessary for you to go to school so early

You don't have to go to school so early.

3. It is a good thing for you keep the house clean and tidy

You ought to keep the house clean and tidy.

4. I had a good time at the party last night

I enjoyed the party last night

5. Must he leave now ?

Does he have to leave now?

6. Playing with matches is very dangerous

It's very dangerous to play with matches

7. You must stay in bed because for you illness

You must stay in bed because you are ill

8. It isn't necessary for you to water that tree every day

You don't have to water that tree every day

9. He stays up too late and he is always tired the next morning

He should go to bed early so he won't be tired the next morning.

10. It is dangerous to put a knife into an electrical socket

Putting a knife into an electrical socket is dangerous

1. You aren't allowed to make noisy in the library

You mustn't ____make noisy in the library__

2. It isn't necessary for you to go to school so early

You don't ___need to go to school so early____

3. It is a good thing for you keep the house clean and tidy

You ought ___to keep the house clean and tidy ______

4. I had a good time at the party last night

I enjoyed ____the party last night__

5. Must he leave now ?

Does he __have to leave now?__

6. Playing with matches is very dangerous

It's very dangerous ___to play with matches____

7. You must stay in bed because for you illness

You must stay in bed because you ___are ill___

8. It isn't necessary for you to water that tree every day

You don't have ____to water that tree everyday ______

9. He stays up too late and he is always tired the next morning

He should go __to bed early so as not to be tired the next morning____

10. It is dangerous to put a knife into an electrical socket

Putting a knife ______into an electrical socket is dangerous_____

Đáp án: D

Giải thích: Dựa vào câu: “It is English subject that I like best at school.”.

Dịch: Đó là môn tiếng Anh mà tôi thích nhất ở trường.

1. It is important for you to water that tree.                  -> You have …to water that tree……

2. It is important for Mary to do her homework.             -> Mary has to do her homework. ………

3. It is important for them  to play sports.                    -> They have … to play sports.   

4. I think it is necessary for you to water the trees every day. ->  You must…water the trees every day………

5. I think it is necessary for Mary  to to do her homework -> Mary must…do her homework…

6. I think it is necessary for them  to play sports.                     ->  They must…play sports…

7. I think it is necessary for you to learn English every day. ->  You must…learn English every day.

8. It is important for you to find that book.              -> You have……to find that book.      

9. It isn’t necessary for you to water that tree every day.          You don’t……have to water that tree every day.………………………………………….

10. It is important for you to find the book.                -> You have……to find the book.…..

11. You don’t have to bring your raincoat today.                   You shouldn’t…bring your raincoat today.

have to: phải làm gì (mang tính bắt buộc)

must: phải làm gì (bản thân muốn làm)

should: nên làm gì 

I. Complete the second sentence so that it has a similar meaning to the first.

1. You aren't allowed to make noise in the library.

You mustn't make noise in the library.

2. It isn't necessary for you to go to school so early.

You don't have to go to school so early.

3. It is a good thing for you to keep the house clean and tidy.

You ought to keep the house clean and tidy.

4. I had a good time at the party last night.

I enjoyed the party last night.

5. Must he leave now?

Does he have to leave now?

6. Playing with matches is very dangerous.

It's very dangerous to play with matches

7. You must stay in bed because of your illness.

You must stay in bed because you are ill

8. It isn't necessary for you to water that tree every day.

You don't have to water that tree every day.

9. He stays up too late and he is always tired the next morning.

He should go to bed early so he won't be tired the next morning.

10. It is dangerous to put a knife into an electrical socket.

Putting a knife into an electrical socket is dangerous

I. Complete the second sentence so that it has a similar meaning to the first.

1. You aren't allowed to make noise in the library.

You mustn't make noise in the library.

2. It isn't necessary for you to go to school so early.

You don't have to go to school so early.

3. It is a good thing for you to keep the house clean and tidy.

You ought to keep the house clean and tidy.

4. I had a good time at the party last night.

I enjoyed the party last night.

5. Must he leave now?

Does he have to leave now?

6. Playing with matches is very dangerous.

It's very dangerous to play with matches.

7. You must stay in bed because of your illness.

You must stay in bed because you are ill.

8. It isn't necessary for you to water that tree every day.

You don't have to water that tree every day.

9. He stays up too late and he is always tired the next morning.

He should go to bed early in order not to be tired the next morning.

10. It is dangerous to put a knife into an electrical socket.

Putting a knife into an electrical socket is dangerous.

I. Complete the second sentence so that it has a similar meaning to the first.

1. You aren't allowed to make noise in the library.

You mustn't make noise in the library.

2. It isn't necessary for you to go to school so early.

You don't have to go to school so early.

3. It is a good thing for you to keep the house clean and tidy.

You ought to keep the house clean and tidy.

4. I had a good time at the party last night.

I enjoyed the party last night.

5. Must he leave now?

Does he have to leave now?

6. Playing with matches is very dangerous.

It's very dangerous to play with matches.

7. You must stay in bed because of your illness.

You must stay in bed because you are ill.

8. It isn't necessary for you to water that tree every day.

You don't have to water that tree every day.

9. He stays up too late and he is always tired the next morning.

He should go to bed early so that he doesn't feel tired the next morning.

10. It is dangerous to put a knife into an electrical socket.

Putting a knife into an electrical socket is dangerous.

1. If I were you, I’d ask them about their customs. (should)

-> You should have asked them about their customs.

2. Children have to live with their parents until they reach the age of 18. (obliged)

-> Children are obliged to live with their parents until they reach the age of 18.

3. Is it necessary for me to tip in a coffee shop? (have to)

-> Do I have to tip in a coffee shop ?

4. It’s not mandatory for staff to wear vests in their company. (need)

-> Staff don't need to wear vests in their company .

5. Why don’t we look for the information on the Internet? (how)

-> How about looking for the information on the Internet ?

6. It’s really important to remove your shoes when entering a temple. (must)

-> You must remove your shoes when entering a temple.

7. Photography isn’t allowed at some sacred places. (mustn’t)

-> Photos mustn't be taken at some sacred places.

8. It’s Saturday tomorrow, so it’s not necessary for Jane to get up early. (have to)

-> Jane doesn't have to get up early Saturday tomorrow

completre the second sentences so that it has a similar meaning to the first

1. you aren't allowed to make noise in the library

you mustn't make noise in the library.

2.It isn't necessary for you to go school so early

you don't have to go to school early.

3. It is a good thing for you to keep the house clean and tidy

you ought to keep the house clean and tidy.

4. I had a good time at the party last night

I enjoyed the party last night.

5. Must he leave now?

Does he have to leave now?

6. Playing with matches is very dangerous

It's very dangerous to play with matches.

7. You must stay in bed because of your illness

you must stay in bed because you are ill.

8.It isn't necessary for you to water that tree every day

you don't have to water that tree every day.

9. he stays up too late and he is always tired the next morning

he should go to bed early in order not to be tired the next morning.

10. It is dangerous to put a knife into an electrical socket

putting a knife into an electrical socket is dangerous.