问题
选择题
In North America,______ students walk to school. [ ]
A. not at all
B. not every
C. not all
D. every
答案
答案：C
搜题请搜索小程序“爱下问搜题”
In North America,______ students walk to school. [ ]
A. not at all
B. not every
C. not all
D. every
答案：C