问题
选择题
This exam is very difficult. Many students are concerned ______ the results. [ ]
A. about
B. with
C. to
D. of
答案
答案：A
搜题请搜索小程序“爱下问搜题”
This exam is very difficult. Many students are concerned ______ the results. [ ]
A. about
B. with
C. to
D. of
答案：A