单项选择题

Mary was not promoted because she dreamed too much and ______ in her lessons.

A．fell out
B．fell over
C．fell through
D．fell behind
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单项选择题
They would not ______ us when we climbed the mountains.
A．come up with
B．come down with
C．put up with
D．stand in with
单项选择题
Use the following words in sentences, to ______ their meanings.
A．bring to
B．bring about
C．bring out
D．bring up
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