We ___have hurried all the way to the airport—the flight was called off because of the foggy weather. 
#87566
A
mustn’t
B
couldn’t
C
needn’t
D
wouldn’t
推荐题目
When a pencil is partly in a glass of water, it looks as if ____. 
#89905
A
breaks
B
has broken
C
were broken
D
had been broken
The little girl ___ out in the dark at night.
#88950
A
dares not go
B
dare not go
C
doesn't dare going
D
dares not to go