单项选择题

The scientists often meet with problems that()new type of instruments for their solution.

A. inquire
B. require
C. acquire
D. squire

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单项选择题
His evasive reply()us to be suspicious of him.

A. persuaded
B. prevailed
C. promoted
D. prompted
单项选择题
42().

A. flow
B. wander
C. jump
D. drift
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