单项选择题


A．know
B．knew
C．have known
D．had known
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单项选择题
A．what he is likeB．what is he likeC．how he isD．how is he
A．what he is like
B．what is he like
C．how he is
D．how is he
单项选择题
A．runningB．runsC．is runningD．was running
A．running
B．runs
C．is running
D．was running
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