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I rememberedthe door before I left the office, but forgot to turn off the lights. A．lockingB．to lock

题目简介

I rememberedthe door before I left the office, but forgot to turn off the lights. A．lockingB．to lock

题目详情

I remembered         the door before I left the office, but forgot to turn off the lights.
A．lockingB．to lockC．having lockedD．to have locked
题型：单选题难度：中档来源：不详

答案

B
考查非谓语动词。ACD三个选项都表示动作已经完成。只有B选项表示尚未做。句意：我记得离开办公室前要锁门的，但是却忘记了要关灯。remember doing="remember" having dong="remember" to have done.

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