I ___, but I didn't think you were serious.
#89029
A
shouldn't laughed
B
wouldn't laugh
C
shouldn’t have laughed
D
needn’t have laughed
推荐题目
He ought to win the first prize, _____ he?
#90129
A
oughtn’t
B
shouldn’t
C
mustn’t
D
both A and B
What would have happened ______as far as the river bank ?
#87850
A
Bob had walked farther
B
if Bob should walk farther
C
had Bob walked farther
D
if Bob walked farther