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Would you like to write a comment for the worksheet? Here's the link to it.
ANSWER KEY:
1. mustn't
2. don't have to
3. have to
4. must
5. have to
6. has to
7. doesn't have to
8. has to
9. must
10. mustn't
Would you like to write a comment for the worksheet? Here's the link to it.
1. mustn't
2. don't have to
3. have to
4. must
5. have to
6. has to
7. doesn't have to
8. has to
9. must
10. mustn't