问题

Billy is a nice boy . he knows a lot , but he never ________.
A:shows off
B:picks up
C:falls off
D:looks up
B:picks up
C:falls off
D:looks up
正确答案是:
同类题型
It’s bad for your health to go to work _____ breakfast.[ ]
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What did the teacher say just now? — Sorry. I didn’t catch it. I ____ something else.
I’m sorry I can’t play basketball with you this afternoon.I have _____ homework to do.