问题
选择题
I see some people walking happily __________ the square.[ ]
A. on
B. in
C. at
D. out
答案
答案：A
搜题请搜索小程序“爱下问搜题”
I see some people walking happily __________ the square.[ ]
A. on
B. in
C. at
D. out
答案：A