—Hi, Lydia. Are you going to the concert on Friday?
—I’d like to. But there are so many problems .
A. remaining to be settled
B. remained settling
C. remaining to settle
D. remained to be settled
网友回答
(答案→)A. remaining to be settled
B. remained settling
C. remaining to settle
D. remained to be settled
解析：考查非谓语动词。Remain无被动，所以用remaining；而问题是要被解决，应用不定式的被动形式，所以选C。