--Whydoyoulooksoworried?  ---Oh,withsomanyproblems

问题详情：

 -- Why do you look so worried?

   --- Oh, with so many problems__________ , I think I’ll have a busy time.

      A. solved             B. solving                    C. to solve                   D. being solved

【回答】

C

知识点：非谓语动词

题型：选择题