Oh, Richard, why ________you always do the opposite of what I tell you?
#88126
A
must
B
may
C
should
D
can
推荐题目
What would have happened____, as far as the river bank? 
#89939
A
if Bob has walked farther
B
if Bob should walk farther
C
had Bob walked farther
D
if Bob walked farther
What a kind teacher. But for his help, I __________ my study.
#86462
A
wouldn’t finish
B
wouldn’t have finished
C
shouldn’t have finished
D
mustn’t have finished