2019年mpacc考试英语真题——冠词672

{01}Jumping out of _____ airplane at ten thousand feet is quite _____ exciting experience.
A.不填; the
B.不填; an
C.an; an
D.the; the
解析：
本题选C。

{02}I ate _____ sandwich while I was waiting for _____ 20:08 train.
A.the, a
B.the, the
C.a, the
D.a, a
解析：
本题选C。

{03}The origin of ____ life on earth is ____ question that interests astronomers.
A.the; the
B.; a
C.; the
D.the; a
解析：
本题选B。