hadn't have和didn't have
hadn't have和didn't have
hadn't 和 didn't have的区别
I didn't have any trouble with it和I hadn't any trouble with
hadn't he和didn't
为什么是not have done和hadn't done ?
"I didn't have" 和 "I didn't had"
Greens must have been to Shanghai ,_____they?A.hadn't B.didn
didn't have to 和don''t have to 区别
I didn't have any
关于didn't have to
didn't finish和have not finish的区别
needn't have done还是didn't have done