why do you look so upset?there are so many problems___a.remaining to be settled b.remaining to .

问题描述:

why do you look so upset?there are so many problems___a.remaining to be settled b.remaining to .
---Why do you look so upset?___There are so many problems_______. a.remaining to be settled     b.remaining to settle c.remained  settling     d.remained to be settled

A