5.1 Which alternative is correct?
1. When Ann changed her job, she … move to another flat.
a) has to b) had to c) should
2. Mr Smith … cook his own meals. His wife is away.
a) must b) has to c) should
3. Jack is so mean. – I think you … say it to him yourself.
a) must b) have to c) should
4. You … throw things in the science laboratory. It’s extremely dangerous.
a) have to b) mustn’t c) don’t have to
5. I … hand in my essay tomorrow. I’ve got two more days to write it.
a) have to b) mustn’t c) don’t have to
6. My ex-boyfriend has invited me to his wedding party. – You … go there.
a) haven’t to b) mustn’t c) shouldn’t
7. It’s my granny’s birthday on Sunday. I … remember to send her a card.
a) have to b) can c) must
8. When I went to school, I … practise the piano for three hours a day.
a) should b) had to c) must
9. It’s an absolutely fantastic exhibition! You … go and see all the masterpieces!
a) must b) have to c) will have to
10. … finish this homework today?
a) Have you to b) Must you c) Do you have to