摘要： What I do for you ?

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What ________ I do for you, sir?

A.
may
B.
can
C.
must
D.
needn't

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—What ______ I do for you?
—I want a pair of shoes for our school trip.

[ ]

A. am
B. do
C. can
D. does

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What ______ I do for you?

[ ]

　　A. can B. be C. must D. need 查看习题详情和答案>>

“What _______ I do for you?”“I'd like a pen, please.”

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What ________ I do for you, sir?

[　　]

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