在5句英语上填空,介词哦

I will return _____ an hour
We are going to have lunch __________ twelve.
They will arrive at school ___________ Two o'clock.
They are going to Beijing _____ Sunday.
He is going to leave _______ the evening.

in, 多久之后

at, at, 点钟

on, 星期几，哪天

in 在上下⑤晚上

in ,at ,in ,on ,in

in/within

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in

1.in

2.at

3.in

4.on

5.in

in;at;at;on;in.

in

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