问题

“Is there a flight to London this evening?” “There _______ be. I’ll phone the airport and find it out.”
A:must
B:might
C:would
D:can
B:might
C:would
D:can
正确答案是:
同类题型
Do you let your kids travel by themselves at night—________! It couldn’t be more dangerous
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Young students are______ not to smoke both in and out of school