2019年mpacc考试英语真题——冠词882

{01}How ______ universe came into being is a puzzle to ______ scientists of all generations.
A.the; 不填    B.an; the    C.a; 不填    C.不填；the
解析：略
本题选A。
{02}Whoever invented______ wheel is believed to have made______ most useful invention in______ history.  

A.a; the /;

B.the; the; /

C.the;. /; /

D.a; a; the.

解析：    
本题选B。
{03}Developing a low-carbon economy is__________global topic and the world needs
__________clean revolution with participation from everyone, decision makers to the children.

A.a；the

B.a；a

C.the；a

D.／：the

解析：略
本题选B。