- you help me carry the box? - Certainly. A. Must B. Can C. May D. Shall 24,- cartons of milk can we buy? -None. We have a lot in the fridge. A. How many B. How much C. What D. Which 查看更多

 

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—              you help me carry the box?
—Certainly.
[     ]
A. Must
B. Can
C. May
D. Shall

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