2019年mpacc考试英语真题——介词和介词短语2421

{01}The students scored 100 ______ in the intelligence test, while John got 160.

A.on average

B.in total

C.in the middle

D.on the whole

解析：略
本题选A。
{02}23. A salty diet may increase the risk of stomach cancer ________ 10 percent, South Korean researchers found in a study of more than 2 million people.

A.at

B.to

C.by

D.For

解析：略
本题选C。
{03}20.  ________of both sides, the two companies decided to _______ to become more competitive in the global market.

A.For the benefit; combine	B.In the interest; be combined
C.On the basis; combine	D.With the help; be combined

解析：略
本题选A。