－Jim,isphysicsdifficulttolearninhighschool? －Sure.Nosu...

问题详情：

 －Jim, is physics difficult to learn in high school?

 －Sure. No subject can be learned well           hard work.

A. without          B. from        C. through        D. for

【回答】

A

知识点：介词和介词短语

题型：选择题