2019年mpacc考试英语真题——介词和介词短语1945

{01}The woman managed to send her three children to universities but ______ came to see her when she was old and seriously ill.

A.none

B.all

C.neither

D.both

解析：略
本题选A。
{02}Some people say that we live _____ the age of computers.

A.in

B.at

C.with

D.for

解析：略
本题选A。
{03} He went to Beijing and returned ____ three days.

A.in

B.before

C.later

D.after

解析：略
本题选D。