问题

John, look at the time. ______ you play the piano at such a late hour
A:Must
B:Can
C:May
D:Need;
B:Can
C:May
D:Need;
正确答案是:
同类题型
Walk along the road, turn left___ the first crossing and then you’ll see it___ your right.
______family name is Brown. They are brothers.
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