问题
选择题
Making our world _____ better place to live in is _____ most important thing we can do. [ ]
A. a ; a
B. the ; a
C. a ; the
D. the ; the
答案
答案：C
搜题请搜索小程序“爱下问搜题”
Making our world _____ better place to live in is _____ most important thing we can do. [ ]
A. a ; a
B. the ; a
C. a ; the
D. the ; the
答案：C