2019年mpacc考试英语真题——冠词351

{01}Despite the warm personal relations with Hu, Bush admitted that ___ differences remain between the two countries, which makes ____ dialogue imperative.

A.the; a

B.the; /

C./; a

D./;/

解析：考查冠词用法，第一个空后面是名词difference复数形式，所以不用冠词；第二个空表示泛指。
本题选C。

{02}All of _____ sudden, the passengers on _____ board let out screams, running upstairs like crazy.

A.a; /

B.the; the

C.the; /

D.a; the

解析：all of a sudden 固定搭配；on board 在船上，固定用法，不加任何冠词。
本题选A。