问题

I’m allowed to go out with my friends ________ school nights, but I have to be home _______ 9:00 p.m..
A:at, at
B:on, in
C:on, by
D:for, at;
B:on, in
C:on, by
D:for, at;
正确答案是:
同类题型
The river runs_______ the city. And there are many beautiful bridges_______ the river.
What’s wrong with him He is so sad.—He was ____ at not being invited to the party.
What can I do for you —_______you see Mr Black, give him myregards
You must apologize________your sister________being sorude.—No way. It was her fault.