Have to/Must
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Avg score: 67% Most missed: “You must pay more attention to pronunciation.”

Use the form of Have To for obligation meaning Must.

Have to/Must
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15 Questions

1. You must pay more attention to pronunciation.
2. You must write them a letter.
3. We must learn at least twenty new words every day.
4. You must speak to him about it today.
5. "They must stay there at least an hour."
6. You must send it by airmail.
7. I must take this package to the post office.
8. We must leave before Johanna gets here.
9. He must have more practice in conversation.
10. He must spend more time on his homework.
11. You must insure it.
12. They must help here with that work.
13. You must help her in every possible way.
14. Pierre must give you a receipt.
15. They must spend more time on their English.