He pretended __________when his mother stepped into the room..A．to studyB．studyi_刷题宝

题干

He pretended __________when his mother stepped into the room..

A．to study

B．studying

C．to be studying

D．to have studied

上一题下一题 0.64难度单项选择更新时间:2012-12-29 09:42:31

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