问题
Kangkang always likes chatting with their classmates ________ the Internet in his free time. [ ]
A: by
B: in
C: of
D:on
B: in
C: of
D:on
正确答案是:
同类题型
I need something for cutting the paper.- Oh, you want a knife? OK, I’ll get ______ for you.
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Which sweater do you prefer, the yellow one or the pink one?—______. I like a light blue one.
The Blacks decide to go sightseeing ______ September 2nd. [ ]