问题

The students are having an English lesson ______ their classroom. [ ]
A: in
B: on
C: for
D:of
B: on
C: for
D:of
正确答案是:
同类题型
There are ______days in a year.
________of the relaxing time for Chinese people every day________in watching TV.
I ______ much progress in my English study since last term.
I’d like a cake _____ cream and fruit on it.[ ]
_ Excuse me, _______is the nearest bookshop? _Go down the street and turn left at the second corner.