2019年mpacc考试英语真题——介词和介词短语1929

{01}The book is not easy.____ it"s rather difficult.

A.On the one hand	B.On the contrary
C.On the other hand	D.On the other contrary

解析：略
本题选B。
{02}Many clothing manufacturers now substitute artificial silk _____ natural silk to cut down costs of production．

A.with

B.by

C.for

D.of

解析：略
本题选C。
{03}We should advance step by step and not reach ______ what is beyond our grasp.

A.into

B.for

C.towards

D.out

解析：略
本题选B。