一道高中英语题目，请帮忙解答，谢谢
Irememberd__thedoorbeforeIlefttheoffice,butforgottoturnoffthelights,.AlockingBtolockC...
I rememberd __ 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
答案是选B的，麻烦解释下，谢谢 展开
A locking B to lock
C having locked D to have locked
答案是选B的，麻烦解释下，谢谢 展开
7个回答
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