2019年mpacc考试英语真题——连词804

01}32. Staying in a different country, just watch others to see _____ they act to decide what the best to say is.

A.What

B.Why

C.how

D.When

解析：略
本题选C。
{02}16．He’ll never forget the years _______ he studied with his cousin in Oxford University.

A.where

B.on which

C.when

D.Which

解析：略
本题选C。
{03}31. The cheering went on for quite some time _____ it died down and people took their seats again.

A.Before

B.Since

C.As

D.When

解析：略
本题选A。