问题
Look! The boy is singing _____________ the classroom.
A:in front of
B:in the front of
C:at the left
D:on front of;
B:in the front of
C:at the left
D:on front of;
正确答案是：
同类题型
we have chat rooms, textmessaging, emailing… but we seem ______ the art ofcommunicating face-to-face
Mum, what are you doing? —Your uncle will come; I put a(an) ________ plate on the dinning table.
Taxi! — __________, sir — Hanting Hotel on Xueqian Road.
Mum, I’m afraid I won’t do well in the coming test—-Honey, ____ more careful, ____ you will make it