单项选择题

--Where is John --He has been busy ______ his homework.

A．to do
B．doing
C．do
D．done
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单项选择题
My present job is ______ too much of my study time.
A．taking up
B．getting away
C．giving up
D．holding on
单项选择题
News writers know their readers have limited time and usually give the ______ develop-ments of an event first.
A．newest
B．latest
C．nearest
D．earliest
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