7. She really ________ to apologize to her mother for this. |
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A. must |
B. should |
C. ought |
D.could |
8. You ________ forget to pay the rent tomorrow. The landlord is very strict about paying on time. |
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A. mustn’t |
B. may not |
C. might not |
D. don’t have to |
9. ________ you help me with my essay? |
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A. Can |
B. Should |
C. Could |
D. both A and C |