单项选择题

I don’t think it advisable that all the important documents（）in the president’s office.

A. be locked
B. are locked
C. will be locked
D. must be locked

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A New World crop in the last sentence of the 1st paragraph most probably refers to（）.

A. wheat
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The man speaking on the platform was Mr. Simpson,（）the party was given.

A. in his honor
B. in whose honor
C. for his honor
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