问题

Don’t go out ______ school nights because you have too much homework. [ ]
A: in
B: at
C: of
D:on
B: at
C: of
D:on
正确答案是:
同类题型
.一________woman is Tom’s mother?一The one in the red coat.
I find ________ difficult to remember everything, though I’m still young.
. — I’m sorry for what I said. — _____! I don’t remember anyway.
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I’d like to buy a house — modern , comfortable and in a quiet neighborhood.