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—Must I return the book this week?
— No, you ____. You can ____ it for 20 days.

Must I return the book this week?  No, you______. You can ______ it for 20 days.

A. mustn’t, keep   B. needn’t, borrow   

C. needn’t, keep      D. mustn’t, borrow

—Must I return the book this week?

— No, you ____. You can ____ it for 20 days.

A．mustn't: keep                          B．needn't; borrow

C．needn't; keep                          D．mustn't; borrow

— Must I return the book this week?

— No, you ____. You can _　 it for 20 days.

A. mustn't: keep B. needn't; borrow　 C. needn't; keep　　　 D. mustn't; borrow

—  Must I return the book this week?

— No, you ____. You can _     it for 20 days.

A. mustn't: keep  B. needn't; borrow   C. needn't; keep   D. mustn't; borrow