问题
选择题
_______ alarm clock is 
on the desk. It's _______ red alarm clock.[ ]
A. An, an
B. A, a
C. An, a
D. A, an
答案
答案：C
搜题请搜索小程序“爱下问搜题”
_______ alarm clock is on the desk. It's _______ red alarm clock.[ ]
A. An, an
B. A, a
C. An, a
D. A, an
答案：C
