题目内容

Steve hasn't been to the office _____ the last two days.

A. in
B. since
C. at
D. for

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I’m sorry, but I have a question to _________ you.

A. speak
B. tell
C. ask
D. change

There is no doubt ______he is a good employee.

A. which
B. who
C. that
D. what

Don't _______ me to help you if you are not working hard.

A. guess
B. think
C. plan
D. expect

_________his lecture is short, it gives us a clear picture of the new program.

A. If
Because
C. Although
D. when

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