单项选择题

I’ve never seen the young man ______ next to the director.

A) sits
B) sitting
C) sat
D) to sit
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单项选择题
A) Go to School. B) Go to the picnic. C) Do her homework. D) Help her mother with the housework.
单项选择题
It is important that we ______about the project at once．
A) Will be informed
B) is informed
C) being informed
D) be informed
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