You must have read about Mark Twain long
题型:选择题
问题:
You must have read about Mark Twain long ago, ____?
A.mustn’t you
B.haven’t you
C.didn’t you
D.needn’t you
You must have read about Mark Twain long ago, ____?
A.mustn’t you
B.haven’t you
C.didn’t you
D.needn’t you