单项选择题

Eye Contact is important because wrong contact may create a communication ______.

A．tragedy
B．vacuum
C．question
D．barrier
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单项选择题
______ me most was that the young boy who had lost both arms in an accident could handle a pen with his feet.
A．That: amazed
B．It amazed
C．Which amazed
D．What amazed
单项选择题
I have no objection ______ the evening with them.
A．to spend
B．to spending
C．of spending
D．spending
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