If you have some difficulties ____ your grammar, you had better ask your teacher ____
A.in; on some advice
B.for; for some advices
C.on; some advice
D.with; for some advice
网友回答
D解析考查短语：在某方面有困难have difficulties with；向某人寻求建议ask sb for some advice，句意：如果你在语法方面有一些困难的话，你最好向你的老师寻求建议。所以选D。