问题
选择题
—Is it ____ orange?
—No, it isn't. It's ____ apple. [ ]
A. an; a
B. a; a
C. an; an
答案
答案：C
搜题请搜索小程序“爱下问搜题”
—Is it ____ orange?
—No, it isn't. It's ____ apple. [ ]
A. an; a
B. a; a
C. an; an
答案：C