— My English is really poor. Could you give me some advice?

— If you made ______ most of your time, there would be ______ big improvement.

A．不填; 不填

B．the; 不填

C．the; the

D．the; a

在项目实施过程中，设计方编制的设计工作进度应尽可能与招标、施工和（）等工作进度相协调。

A.项目选址

B.可行性研究

C.物资采购

D.竣工验收