---You didn’t lock the back door. 一You a
问题:
---You didn’t lock the back door.
一You are wrong.I .
A.have locked it
B.lock it myself
C.did lock it
D.do lock it
---You didn’t lock the back door.
一You are wrong.I .
A.have locked it
B.lock it myself
C.did lock it
D.do lock it