2019年mpacc考试英语真题——连词711

{01}________ many changes have _______, we should keep pace with the changes too.

A.Since; taken the place	B.Because; taken place
C.Now that; taken place	D.As; been taken place

解析：略
本题选C。

{02} _______ there is a snowstorm or some other bad weather, the mail always comes on time.

A.Because

B.Unless

C.As

D.So

解析：略
本题选B。