—You didn’t invite Mary to the ball?—____ her, too? 
#89489
A
Must I invite
B
Should I have invited
C
Must I have invited
D
Should I invite
推荐题目
No wonder you caught a cold. You________have gone out last night without a coat.
#88360
A
shouldn’t
B
mustn’t
C
couldn’t
D
mightn’t
 Their answers are exactly the same — one of them ______ from the other.
#88171
A
must copy
B
must have copied
C
should copy
D
should have copied
 Never _______ forget the days when _______  together with you.
#89468
A
shall I;I lived
B
shall I;did I live
C
I shall;I lived
D
I shall;did I live