XI – Complete the sentences with must or have/has to.
1. Vietnamese children______ wear uniform when they go to school.
2. Last night my sister was ill. We______ call the doctor.
3. I have bad toothache. I______ make an appointment with the dentist.
4. I don’t want to______ wait in a queue for ages.
5. She______ work on Saturday morning.
6. When you come to California, you______ come and see us soon.
7. This is a terrible party. We______ go home.
8. If there are no taxis we’ll______ walk.
9. Daniel______ go to the bank. He hasn’t any money.
10. You really______ hurry up, Vicky. We don’t want to be late.
XII – Fill in the blanks with mustn’t or don’t/doesn’t have to.
1. They______ work on Saturday.
2. Visitors______ feed the animal.
3. Tim______ wear uniform at school.
4. You touch that switch. It’s very dangerous.
5. Don’t make so much noise. We______ wake the baby.
6. Staff______ smoke when serving customers.
7. There’s a lift in the building, so I______ climb the stairs.
8. Sally is extremely rich. She______ work.
9. I don’t want anyone to know about our plan. You______ tell anyone.
10. You______ be a good player to enjoy a game of tennis
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Sinh Học lớp 12
