问题

The boy the hat is my best friend Bob.
A:mustn’t
B:don’t have to
C:shouldn’t
D:may not;
B:don’t have to
C:shouldn’t
D:may not;
正确答案是:
同类题型
Now a lot of new technology can _____ problems in industry.
Most girls like to sleep with the lights on, becausethey are ________ the dark.
Do you know how to learn English well ________.—-Why Don’t you think English is quite interesting
____ number of students in our class ____ larger than that in theirs.