IV. Rewrite the sentence so that the meaning doesn't change:
1. You must finish these exercises before you go to school.
These exercises……must be finished before you go to school…
2. The Browns do not have dogs anymore.
The Brown used…to have dogs…..
3. I don't speak English as well as you do.
You used to speak……worse than me………
4. Shall we have a quiet evening at home?
She suggests…having a quiet evening at home……
5. The car is very small. We can't get all in...
The car is too……small for us to get all in..

1.Someone delivers the newspapers once a day(giup mik voi )

->The newspapers are delivered once a day

2.They didn't invite me to the birthday party

->I wasn't invited to the birthday party

3.You must finish these exercises before 4 o'clock

->These exercises must be finisshed before 4o'clock by you

1.Someone delivers the newspapers once a day

->The newspapers...are delivered once a day...........................................

2.They didn't invite me to the birthday party

->I.....was invited to the birthday party ...............................................................

3.You must finish these exercises before 4 o'clock

->These exercises ...must be finished before 4 o'clock..............................................

1.Someone delivers the newspapers once a day

->The newspapers.....are delivered once a day........................................

2.They didn't invite me to the birthday party

->I......wasn't invited to the birthday party..............................................................

3.You must finish these exercises before 4 o'clock

->These exercises .......muse be finished before 4 o'clock...........................................

1. The boy said to the neighbor he was going on holiday the next day.

2. The teacher said to his class they would have to finish all those exercises before the next week.

3. He says to me he will do it if I can't.

1. The boy told the neighbor that he was going on holiday the next day.

2. The teacher told his class that they would have to finish all those exercises before the week after.

3. He says to me that He will do it if He can

1. The boy said to the neighbor : " I'm going on holiday tomorrow . '

-> The boy told the neighbor that he was going on holiday the following day.

2. The teacher said to his class:'' You will have to finish all these exercises before next week

-> The teacher told his class that they would have to finish all those exercises before the following week.

3. He says to me : '' I will do it if I can''

-> He says to me that he will do it if he can.

1. He is an excellent student.

2. Thank for your enjoyable party.

3. Renmember to check for spelling mistakes before handing in your writting.

4. Participation in the sports competitions is open to everyone in our school.

5. He parents are pleased with her good behavior.

6. His pronunciation of some words is not correct.

7. The teacher is pleased with the inprovement in my study.

8. Our project wouldn't be successful without your kind cooperation.

9.You don't have to remember the grammar rules to be able to do these exercises.

10. I can do all of these exercises easily.

1.     It is late now; I don’t think Ann will come to see us.

ð I would be surprised If Ann will come to see us.

2.     We don’t go on holiday beacuse we don’t have enough money.

ð If we had enough money,  We would go on holiday

3.     Do these exercises more carefully or you will fail the exams.

ð Unless you do these exercises more carefully, you will fail the exams.

4.     I do not know the answer so I can’t tell you.

=.> If I knew the answer, I could tell you

5.     She can’t play for the job because she doesn’t know French.

ð If she nkew French, she could play for the job 

6.     If she didn’t come here now, we’d come back home.

ð Unless she came here now,  we’d come back home.

7.     Be careful or you will not be able to get the job.

ð Unless you are careful, you will not be able to get the job.

8.     The trees will die unless it rains soon.

ð If it rains soon, The trees will die

9.     You should apologize ( xin lỗi) for the misunderstand ( hiểu lầm)to her.

ð If I were you, I would apologize for the misunderstand to her.

10. If she doesn’t change her mind, I’ll never talk to her again.

ð Unless she changes her mind, I’ll never talk to her again.

11. We don’t visit our grandparents very often because the live far from us.

ð If our grandparents didn't live far from us, We would visit them often

12. People use too many cars for transportation, that’s why the environment is seriously polluted.

ð If People don't use too many cars for transportation, the environment won't be seriously polluted.

13. She is shy, so she doesn’t enjoy paties.

ð If She weren't shy, so she would enjoy paties.

14. I don’t know anything about the story, so I can’t tell you how it ends.

ð If I knew anything about the story, I could  tell you how it ends.

15. Don’t leave the TV on if you aren’t watching it.

ð Unless you are watching TV, don't leave it on

1.     It is late now; I don’t think Ann will come to see us.

ð I would be surprised If  Ann came to see us.

2.     We don’t go on holiday beacuse we don’t have enough money.

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

3.     Do these exercises more carefully or you will fail the exams.

ð Unless you do these exercises more carefully, you will fail the exams.

4.     I do not know the answer so I can’t tell you.

=.> If knew the answer, I could tell you.

5.     She can’t play for the job because she doesn’t know French.

ð If she knew French, she could apply for the job.

6.     If she didn’t come here now, we’d come back home.

ð Unless she came here now, we'd come back home.

7.     Be careful or you will not be able to get the job.

ð Unless  you are careful, you will be able to get the job.

8.     The trees will die unless it rains soon.

ð If it doesn't rains soon, the trees will die.

9.     You should apologize ( xin lỗi) for the misunderstand ( hiểu lầm)to her.

ð If I were you I would apologize to her for the misunderstanding.

10. If she doesn’t change her mind, I’ll never talk to her again.

ð Unless she change her mind, I will never talk to her again.

11. We don’t visit our grandparents very often because the live far from us.

ð If they don't live far from us, we will visit our grandparents very often.

12. People use too many cars for transportation, that’s why the environment is seriously polluted.

ð If  people didn't use too many cars for transportation, the environment would not be seriously polluted

13. She is shy, so she doesn’t enjoy paties.

ð If she is shy, she won't enjoy parties.

14. I don’t know anything about the story, so I can’t tell you how it ends.

ð If i knew anything about the story, I could tell you how it ends

15. Don’t leave the TV on if you aren’t watching it.

ð Unless you are watching TV, don't leave it

1 underline

2memorize

3 electricity

4 economical

5 shortage

6 application

7 activity

8 outdoor

9 worldwide

10 academic 

fill in the blank. sometimes both options are possible.

in my office you ____________(have to/ don't have to) wear a suit but lots of people do.

these pills________(must not/ don't have to) be taken if you are under twevel years old.

I _____(must/have to) leave now because I have a meeting.

I_______( didn't need to go/needn't have gone to) the station to pick her up because she decidedto get the bus so I finished my esay íntead

Nitice to all conference particpants : please note that you _________(must/ have got to) register before enterning

fill in the blank. sometimes both options are possible.

in my office you ____________(have to/ don't have to) wear a suit but lots of people do.

these pills________(must not/ don't have to) be taken if you are under twevel years old.

I _____(must/have to) leave now because I have a meeting.

I_______( didn't need to go/needn't have gone to) the station to pick her up because she decided to get the bus so I finished my esay íntead

Nitice to all conference particpants : please note that you _________must/ have got to register before enterning

fill in the blank. sometimes both options are possible.

in my office you ____________(have to/ don't have to) wear a suit but lots of people do.

these pills________( must not / don't have to) be taken if you are under twevel years old.

I _____(must/ have to) leave now because I have a meeting.

I_______( didn't need to go /needn't have gone to) the station to pick her up because she decidedto get the bus so I finished my esay íntead

Nitice to all conference particpants : please note that you _________(must/ have got to) register before enterning