It isn’t going to rain, so you        take an umbrella with you.
#75747
A
mustn’t
B
shouldn’t
C
needn’t
D
can’t
推荐题目
Mary _______ her mother with the housework, but she didn’t.  
#63072
A
must have helped
B
ought to have helped
C
must help
D
should help
 —Can you play the violin? —_____. But I can sing.
#74698
A
Yes, I do
B
No, I don’t
C
Yes, I can
D
No, I can’t.
It was my fault. I ________you about the meeting earlier. 
#63052
A
should tell
B
should have told
C
had to tell
D
would have told