问题
选择题
-Why do you look sad?
-There are so many problems _______ [ ]
A. remained to be settled
B. remained setting
C. remaining to settle
D. remaining to be settled
答案
答案：D
搜题请搜索小程序“爱下问搜题”
-Why do you look sad?
-There are so many problems _______ [ ]
A. remained to be settled
B. remained setting
C. remaining to settle
D. remaining to be settled
答案：D