--Come on please give me some ideas about the project.-- Sorry . With so much work

问题补充：

----- Come on, please give me some ideas about the project.

---- Sorry . With so much work my mind , I almost break down.

A. filled

B. filling

C. to fill

D. being filled

答案：

A. filled

(答案→)B. filling

C. to fill

D. being filled

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