—Jenny，how did your math exam go?—I thought I ________，but in fact I came in the top 10% in the class.
#63590
A
might have failed
B
couldn’t have failed
C
should have failed
D
mustn’t have failed
推荐题目
－ Whose is this blue bike? －It ________ be Mary’s. Her bike is black and white.
#75716
A
must
B
can’t
C
can
D
mustn’t
It was fine yesterday so I ______ the trouble to carry my raincoat with me.
#63141
A
don’t need to take
B
mustn’t have taken
C
didn’t need to take
D
needn’t have taken
– How’s your new class teacher?– We ______ ask for a better one. All my classmates love him so much.
#63133
A
shouldn’t
B
couldn’t
C
mustn’t
D
needn’t