You didn’t lock the back doorYou are wrong. I .A. have locked itB. lock it mysel

发布时间：2020-08-16 19:52:25

--- You didn’t lock the back door.
--- You are wrong. I     .
A. have locked it
B. lock it myself
C. did lock it
D. do lock it

网友回答

A. have locked it
B. lock it myself
(答案→)C. did lock it
D. do lock it
解析：did +动词原形表示对过去动作的强调。 “你没锁后门”“你错了，我确实锁了” 选C
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