题目内容
My brother is studying in ______ university in America; he wants to be ______ astronaut in the future.
|
A.a; a |
B.a; an |
C.an; a |
D.an; an |
【答案】
B
【解析】此题考查冠词的基本用法,不定冠词有a和an两种:a用于辅音音素开头的词前,an用于元音音素开头的词前。
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