Question

【题目】Kids have to take many extra classes after school classes. They _______ hard to study for good grades.

A. push

B. are pushed

C. are pushing

D. have pushed

Answer 1

【答案】B

【解析】

句意：孩子们不得不上很多课外班。他们刻苦学习以求好成绩。考查被动语态。句中的they指上文的kids，是动词push的受动者，需用被动语态；根据句意结构，可知选B。