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1. Điền động từ khuyết thiếu ''mustn't'' hoặc ''don't have'' vào chỗ trống thích hợp.
1. There is a ''No turn right'' sign. You ...mustn't... turn right.
2. The sign says ''No smoking''. You ...mustn't... smoke here.
3. You ...don't have to... have an appointment for this doctor. You cam go and see him when you want.
4. You ..don't have to.... tell me. I already know.
5. The big boss will be at the meeting. You ...mustn't... be late.
6. You can help me if you want to but you ....don't have to..
7. You ...mustn't... park your car there. That's the Director's place.
8. This area is off limits to everybody. You ...mustn't... come here unless you are unvited.
9. You ...don't have... to wear a tie in this company but they prefer it if you do.
10. You ....mustn't.. criticize David. He's doing the best he can.
11. You ..mustn't.... drive there. You can take the train.
12. You ....mustn't.. play tennsis to enjoy watching tennis matches.
13. You ..don't have to.... buy me presents though I always appreciate it when you do.
14. It's really important to remember. You ...mustn't...forget.
15. You ...mustn't... tell anybody. It is a big secret.
16. We are already late. We ...mustn't... waste any more time.
17. This is a sterile area. It must be kept clean. You ...mustn't... bring any food or drink in here.
18. You ...don't have to... come at 8:00. Come at whatever time suits you.
19. You ....mustn't.. smoke in this area. It is forbidden.
20. I ...don't have... go back again. The treatment is finished.
21. eans are not allowed in this company. You ...mustn't... wear jeans.
22. You ...mustn't... be mad to work here but it helps !
23. You ...don't have to... buy the text book for this course, you can borrow mine.
24. You ...mustn't... smoke in a gas station.
25. This bus is free ! You ...don't have to... buy a ticket.
26. You .mustn't..... enter the park if your dog is not on a leash.
2. Điền ''mustn't hoặc needn't vào chỗ trống.
1. I ...needn't... take the umbrella. It won't rain.
2. I ..needn't.... cross this bridge. It's closed.
3. We ...mustn't... be late. The train will leave in 10 minutes.
4. You ...needn't... hungry. We have plenty of time.
5. You ....mustn't.. smoke in here. It's forbidden. Look at that sign.
6. We have enough diesel, so we ....needn't.. sop here.
7. You ...needn't... come if you don't want to.
8. They ...needn't... do the washing up, they have a dishwasher.
9. You ..mustn't.... show this e-mail to anyone else. I'll trust you.
10. The students ...mustn't... forget their home work.
1. Điền động từ khuyết thiếu ''mustn't'' hoặc ''don't have to'' vào chỗ trống thích hợp.
1. There is a ''No turn right'' sign. You ..mustn't.... turn right.
2. The sign says ''No smoking''. You ....mustn't.. smoke here.
3. You ...don't have to... have an appointment for this doctor. You cam go and see him when you want.
4. You ...don't have to... tell me. I already know.
5. The big boss will be at the meeting. You ...don't have to... be late.
6. You can help me if you want to but you .don't have to.....
7. You .mustn't..... park your car there. That's the Director's place.
8. This area is off limits to everybody. You ...mustn't... come here unless you are unvited.
9. You ..don't have to.... to wear a tie in this company but they prefer it if you do.
10. You .don't have to.... criticize David. He's doing the best he can.
11. You ...mustn't... drive there. You can take the train.
12. You ...don't have to... play tennsis to enjoy watching tennis matches.
13. You ...don't have to... buy me presents though I always appreciate it when you do.
14. It's really important to remember. You ...mustn't...forget.
15. You ....don't have to.. tell anybody. It is a big secret.
16. We are already late. We ...mustn't... waste any more time.
17. This is a sterile area. It must be kept clean. You ....don't have to.. bring any food or drink in here.
18. You ....don't have to.. come at 8:00. Come at whatever time suits you.
19. You ..mustn't.... smoke in this area. It is forbidden.
20. I ...don't have to... go back again. The treatment is finished.
21. eans are not allowed in this company. You ...don't have to... wear jeans.
22. You .don't have to..... be mad to work here but it helps !
23. You ...don't have to... buy the text book for this course, you can borrow mine.
24. You ..mustn't.... smoke in a gas station.
25. This bus is free ! You ...don't have to... buy a ticket.
26. You ....don't have to.. enter the park if your dog is not on a leash.
2. Điền ''mustn't hoặc needn't vào chỗ trống.
1. I ...needn't... take the umbrella. It won't rain.
2. I ...mustn't... cross this bridge. It's closed.
3. We ...mustn't... be late. The train will leave in 10 minutes.
4. You ...mustn't... hungry. We have plenty of time.
5. You ...mustn't... smoke in here. It's forbidden. Look at that sign.
6. We have enough diesel, so we ..mustn't.... sop here.
7. You ...needn't... come if you don't want to.
8. They ...needn't... do the washing up, they have a dishwasher.
9. You ....mustn't.. show this e-mail to anyone else. I'll trust you.
10. The students ..mustn't.... forget their home work.
1.To go to his house you can go by bus through the village.Then you .get.. off and walk across the square.
2.There is a church and a plouhed field on the .way.. to his house.
3.When you are at the bank ..of. the stream,don't jump over it because it is not shallow.
4.When you walk to the bridge,...turn. left and cross the market place.
5.If you want to visit his family,you have .to. walk through the wood.
6.There is a fence round the wood,it is not high so.. you can jump over it.
7.His house is .on. the hill.
8.He always .climbs..... the wall when the gate's locked,and so do you.
1.To go to his house you can go by bus through the village.Then you .get.. off and walk across the square.
2.There is a church and a plouhed field on the .way.. to his house.
3.When you are at the bank ..of. the stream,don't jump over it because it is not shallow.
4.When you walk to the bridge,...turn. left and cross the market place.
5.If you want to visit his family,you have .to. walk through the wood.
6.There is a fence round the wood,it is not high so.. you can jump over it.
7.His house is .on. the hill.
8.He always .climbs..... the wall when the gate's locked,and so do you.
Tìm và sửa lỗi sai:
1.If you don't drive your business, you are=>will be driven out of business.
2.Unless you paid=>pay your taxes, you will get into trouble.
3.We will go swimming if the weather won't=>isn't bad.
4.Unless ice melts, it turns=>will turn to water.
5.If you have toothache, visits=>visit the dentist.
Tìm và sửa lỗi sai:
1.If you don't drive your business, you are->will be driven out of business. 2.Unless you paid->pay your taxes, you will get into trouble. 3.We will go swimming if the weather won't->isn't bad. 4.Unless->If ice melts, it turns to water. 5.If you have toothache, visits->visit the dentist.
Double comparatives
a. If you work harder, you make more products
-> The harder you work, the more products you make.
b. If you have a better job, you get higher pay
-> The better job you have, the higher pay you get.
c. If you are happier, you look younger
-> The happier you are, the younger you look.
d. If there are more people, it will be better
-> The more people there are, the better it will be.
e. If they rise higher, they will fall harder
-> The higher they rise, the harder they will fall.
f. If it rains and rains, you feel more like not going out
-> The harder it rains, the more you feel like not going out.
g. If you get here sooner, we'll be able to start out sooner
-> The sooner you get here, the sooner we'll be able to start out.
h. If you hear more about it, you become more anxious
-> The more you hear about it, the more anxious you become.
i. If the letter is heavier, you have to put more stamps on it
-> The heavier the letter is, the more stamps you have to put on it.
j. If you travel to more places, you find out more about the world
-> The more places you travel to, the more you find out about the world.
Tìm lỗi sai
1,The sign says: '' stop '' so you can => can't go........
2,Minh are => is doing his homework..........
3,There is a interesction ahead and you must go fast => slow...........
4,David and Iam => are playing video games.........
5,The sign says:''No parking'' so you can => can't park here......
6, My classmates is => are going to the movie theater now...........
7,Hoa can't ride a bike so she mustn't => must go to school by bus.
8,I are => am crosing the road.......
9,The sign says;''No turn left'' so you can => can't go to the left......
10,The Browns is => are travelling to Hanoi by plane........
1 mustn't
2 don't have to
3 had to
4 must
5 don't have to
6 don't need to
7 must
8 don't have to
⦁ Circle the correct word or phrase.
⦁ 'Smoking isn't allowed in the airport.'
You mustn't / don't have to smoke in the airport.
⦁ 'It’s not necessary to come to the train station to meet me.'
You have to / don't have to meet her at the train station.
⦁ We were forced to wait for over two hours in the rain!'
They had to / didn't need to wait for over two hours in the rain.
⦁ 'The instructions tell you to write in pencil.'
You must / needn't write in pencil.
⦁ 'You can contact us by either phone or e-mail.'
You mustn't / don't have to phone them.
⦁ 'In my country, you can carry your passport with you if you want, but it's not necessary.'
In her country, you don't need to / mustn't carry your passport with you.
⦁ 'My grandfather was made to start work when he was just fourteen years old.'
He had to / must start work when he was just fourteen years old.
⦁ 'It's not necessary to book a hotel; you can stay in our spare room.'
You mustn't / don't have to stay in a hotel.
Underline the correct answer
If you like, I can/may make an appointment for you to see Dr Krall tomorrow.
Passengers mustn’t /don’t have to smoke while on board the plane.
Don’t let Sylvia climb that tree. She might/can fall.
You probably shouldn’t/ mustn’t keep your passport in that pocket: it could/ should easily be stolen.
I’m afraid Karen can’t/couldn’t come to the party tomorrow because she’s got flu.
Oh no! It mustn’t/can’t be 7 o’clock already. John and Graham will be here in fifteen minutes.
I absolutely ought to/have to leave the house at 6 if I want to be at the station by six-thirty.
Be careful, that pot’s very heavy. You have to/could hurt your back.
I have to/ must wear uniform at work according to the work principles.
Jack told his son: ‘Today, you have to/ must cut the grass in the garden.’
I’m not sure where he is now. He might/can be in his office.
When I was at high school, we had to/must wear uniform on Mondays.
He couldn’t/shouldn’t write until he was eight.
This is the first time Tom’s been to Germany. Fortunately, he will /can speak German.
"You must have a passport to go to other country" đúng hơn đấy:v