2019年mpacc考试英语真题——介词和介词短语1919

{01} I don"t think you can work out the maths problem ____ the teacher"s help.

A.since

B.unless

C.because

D.without

解析：略
本题选D。
{02} ____ the sun, nothing would grow.

A.For

B.With

C.Under

D.Without

解析：略
本题选D。
{03}Fresh air is good ____ your health.          

A.at

B.for

C.of

D.to

解析：略
本题选B。