问题
Who can help me _____ my lesson? [ ]
A: in
B: at
C: with
D:of
B: at
C: with
D:of
正确答案是：
同类题型
Tom realized that he ________ his physics book at home when he reached school．
I don’t know now.— Her father says she is a little better.
More than twenty_____students are having an important exam at the moment.
We all went to the cinema except you last night. Why didn’t you go?——Because I ________ it twice.