问题
选择题
It is ______ useful toy. I bought it in ______ unusual shop. [ ]
A. a; a
B. a; an
C. an; a
D. an; an
答案
答案：B
搜题请搜索小程序“爱下问搜题”
It is ______ useful toy. I bought it in ______ unusual shop. [ ]
A. a; a
B. a; an
C. an; a
D. an; an
答案：B
