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1. Vietnamese students are obligated to wear uniforms when they go to school. (HAVE)
_______________Vietnamese students have to wear uniforms when they go to school____________________________________________
2. You are not allowed to use your mobile phone on the plane. (MUSTN’T)
______________________________You mustn't use your mobile phone on the plane._____________________________
1. Vietnamese children have to wear uniform when they go to school
2. last night my sister was ill. We __must____ call the doctor
3. I have bad toothache. I ___have to __ make an appointment with the dentist
4. I don't want to ___have to ___ wait in a queue for ages
5. She __must ____ work on Saturday morning
6. When you come to Califonia, you __must ___ come and see us soon
7. This is a terrible party. We __must ____ go home
8. If there are no taxis we'll _have to ____ walk
9. Daniel __have to _____ go to the bank. He hasn't any money
10. You really ____must____ hurry up, Vicky. We don't want to be late
Complete the sentence with must or have / has to . Sometimes both are possible.
1. Vietnamese children _____have to_____ wear uniform when they go to school.
2. Last night my sister was ill . We _____had to/ must_____ call the doctor.
3. I have bad toothache . I _____must_____ make an appointment with the dentist.
4. I don't want to _______have to_____ wait in a queue for ages.
5. She _______has to______ work on Saturday morning.
6. When you come to California, you ______must______ come and see us soon.
7. This is a terrible party . We ______must_____ go home.
8. If there are no taxis we'll _______have to_____ walk.
9. Daniel ______must_____ go to the bank . He hasn't any money.
10. You really ______must/ have to_____ hurry up , Vicky . We don't want to be late.
1. Vietnamese children ___have to _______ wear uniform when they go to school.
2. Last night my sister was ill . We __must ________ call the doctor.
3. I have bad toothache . I ____have to ______ make an appointment with the dentist.
4. I don't want to _______have to _____ wait in a queue for ages.
5. She ___has to __________ work on Saturday morning.
6. When you come to California, you ___have to _________ come and see us soon.
7. This is a terrible party . We ___must ________ go home.
8. If there are no taxis we'll ____have to ________ walk.
9. Daniel ____has to _______ go to the bank . Hehasn't any money.
10. You really _____have to ______ hurry up , Vicky . We don't want to be late.
Chúc bạn học tốt !!! 
Complete the sentence with must or have / has to . Sometimes both are possible.
1. Vietnamese children _____have to_____ wear uniform when they go to school.
2. Last night my sister was ill . We _____had to/must_____ call the doctor.
3. I have bad toothache . I _____must_____ make an appointment with the dentist.
4. I don't want to _______have to_____ wait in a queue for ages.
5. She _______has to______ work on Saturday morning.
6. When you come to California, you ______must______ come and see us soon.
7. This is a terrible party . We ______must_____ go home.
8. If there are no taxis we'll _______have to_____ walk.
9. Daniel ______must_____ go to the bank . He hasn't any money.
10. You really ______must/ have to_____ hurry up , Vicky . We don't want to be late.
1. She / never/wear/plaid skirt/since/I/present/her/her birthday
she has never worn the plaid skirt since I presented her on her birthday
2.When/I/student/I/have to/uniform/school
when I was a student I had to wear the uniform to school
3.They/not/permit/students/wear/jeans/school
they didn't permit students to wear jeans at school
4.sister/like/wear/modern clothing/work
my sister like wearing the modern clothing to work
5.I/borrow/new dress?
Can I borrow your new dress?
6.They/just/open/fashion shop/Hoang Hoa Tham Street
they have just opened a fashion shop on Hoang Hoa Tham street
=>She doesn’t sleep late at the weekends.
=>We don’t believe the Prime Minister.
=>Do you understand the question? They don’t work late on Fridays.
=>Does David want some coffee? She has three daughters.
=>When does she go to her Chinese class?
=>Why do I have to clean up?
Viết lại câu hoàn chỉnh
Eg: They / wear suits to work? =>Do they wear suits to work?
she / not / sleep late at the weekends
=>_______She doesn’t sleep late at the weekends. ______
we / not / believe the Prime Minister
=> ______We don't believe the Prime Minister.______
you / understand the question?
=>______Do you understand the question ?______
they / not / work late on Fridays
=>______ They don't work late on Fridays.______
David / want some coffee?
=>______Does David want some coffee ?______
she / have three daughters
=> ______She has three daughters.______
when / she / go to her Chinese class?
=>______ When does she go to her Chinese class ?______
why / I / have to clean up?
=> ______Why do I have to clean up ?______
I .Rewrite these sentences
1. They intend to invite their close friends for dinner tonight
-> They are ____going to invite their close friends for dinner tonight___________________
2. I had a good time at the party tonight
-> I enjoyed ____myself at the party tonight________
3. I intend to come over to pick you up
-> I'm ___going to come over to pick you up_____________
II. Use the suggested words to write full sentences
1. Students/ class 8B / be going / plant / some trees / school yard
students in class 8B are going to plant some trees in the school yard
2. Next to/ wardrobe/ bed/ oppsite/bed/table
next to the wardrobe is the bed and opposite the bed is the table
3. he/looking/himself / in/ mirror/ at the moment
he is looking at himself in the mirror at the moment
4.Hilary/ not/ have to/ wear/ uniform/at school
hilary doesn't have to wear uniform at school
Chuyển từ chủ động sang bị động.
1. They are doing their homework now.
→ Their homework are being done now.
2. Can students speak Vietnamese in English classes?
→ Can Vietnamese be spoken in English classes by students?
3. They haven't met her since they were here
→ She has not been met since they were here.
4. We will have to change the date of the meeting again
→ The date of the meeting will have to be changed again. by us
5. Hung used to spend his money playing computergames
→ Hung's money used to be spent playing computergames by him
1. They are doing their homework now.
→ Their homework are being doing now.
2. Can students speak Vietnamese in English classes?
→ Can Vietnamese be spoken in English classes by students?
3. They haven't met her since they were here
→ She is have not been met since they were here.
4. We will have to change the date of the meeting again
→ The date of the meeting will be haven to change again.
5. Hung used to spend his money playing computergames
→ Hung's money used to be spent playing computergames.
Điền have to hoặc must
1. Many children in Britain..have to..wear uniform when they go to school
2. You really.have to..work harder for the coming examinations
3. Many boys and girls in my school..have to.wear glasses beacause they are short sighted
3. I'm afraid I can't come tomorrow. I.have to..work late to finish my project.
4. I..must..do my homework every day
5. Sorry. We..have to..go or we'll miss the last train
6 Why.does..he.have to..get up early
Because he...have to...deliver milk to every house in the neighborhood
7. You...must...put knives out of children's reach
8. We haven't got much time. We.have to...hurry
1. Many children in Britain have to wear uniform when they go to school.
2. You really have to work harder and harder for the coming examinations.
3. Many boys and girls in my school must wear glasses because they are short-sighted.
4. I’m afraid I can’t come tomorrow.I have to work late to finish my project.
5. I have to do my home work every day.
6. Sorry.We must go or we’ll miss the last train.
7. Why does he have to get up early?
Because he has to deliver milk to every house in the neighborhood.
8. We haven't got much time. We must hurry.
Vietnamese students are obligated to wear uniorms when they go to school
(have)-------->.Vietnamese students have to wear uniorms when they go to school