2019年mpacc考试英语真题——介词和介词短语2472

{01}93. The diligent student refused the help of others and insisted on working out the difficult maths problem _____.

A.on his own

B.in his own

C.of his own

D.for his own

解析：略
本题选A。
{02}23. His interests extended _____ the fine arts to international politics and philosophy.

A.across

B.through

C.over

D.beyond

解析：略
本题选D。
{03}8. Smoking and drinking is harmful________our health．

A.to

B.for

C.with

D.at

解析：略
本题选A。