【C15】A．overB．onC．underD．behind

Please attach a picture （) the letter.A、overB、onC、to

She agreed（)me on this issue.A.overB.onC.toD.with

【C15】A．apartB．onC．offD．about

【C2】A．atB．onC．underD．beyond

It is quite rude to_____other people behind their backs.A．do overB．do upC．do downD．do with

【C10】A．overB．onC．byD．to