Iremenbered thedoorbeforeIlefttheoffice,butforgottotu...
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问题详情:
I remenbered the door before I left the office,but forgot to turn off the lights.( )
A.locking B.to lock
C.having locked D.to have locked
【回答】
B
知识点:非谓语动词
题型:选择题
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