1,Look,Simon,（ ）MP4 that I bought last year isn't working
问题描述：
1,Look,Simon,（ ）MP4 that I bought last year isn't working
A,a B,an C,the D,不填
2,——What can I do for you?
———I want_____MP4 player for my daughter
A,a B,an C,the D,/
答
C 表特指
B表泛指,注意元音音标