问题
They have a party ______ Saturday afternoon. [ ]
A: in
B: at
C: on
D:of
B: at
C: on
D:of
正确答案是:
同类题型
This is the factory his father worked last year.
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I was so tired after a day of hard work that I could ______ move any longer.
The boy has _____ poor eyesight, but he has _____ good sense of humour.