A little boy wrote “u” and “n” on the wall.A. a; anB. an; aC. an; anD. a; a
A little boy wrote “u” and “n” on the wall.A. a; anB. an; aC. an; anD. a; a
发布时间：2020-08-22 15:27:15
A little boy wrote “u” and “n” on the wall. A. a; an B. an; a C. an; an D. a; a
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(答案→)A. a; an B. an; a C. an; an D. a; a 解析：英语中不定冠词泛指任何一个，其主要有两种形式。a 用于辅音音素开头的单词前，an用于元音音素开头的单词前。根据被修饰词u和n，单数名词，前者的第一个因素是辅音因素，故用a；后者的词首音素为元音音素，故用an。故选A。