题目内容

This is the world’s largest industrial ________, held each year in Germany, displaying hundreds of robotic arms and sensor systems.

A. innovation
B. exploration
C. illustration
D. exposition

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GPS virtually tells drivers how to get where they’re going, so ________ bother stopping and asking a real person for directions when a gadget can do the trick?

A. where
B. why
C. which
D. what

Low-achieving students tend to be more dependent on classmates, but high-achieving students generally engage more often in ________ interactions with classmates.

A. reckless
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D. reciprocal

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A. mutual
B. multiple
C. malicious
D. mature

After talking to his friend, he realized that all he could do was to focus on mending his relationship with his wife ________ his kids.

A. for the sake of
B. for the purpose of
C. in terms of
D. in place of