问题
选择题
—What's this?
—________. [ ]
A. It's green
B. It's a ruler
C. I'm fine
D. It's pen
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—What's this?
—________. [ ]
A. It's green
B. It's a ruler
C. I'm fine
D. It's pen
答案：B