— Excuse me, is this shop open all day?

— ____. It's only open from 9 a.m.to midnight. [ ]

A. Well, I'm not sure

B. Oh, it's nothing special

C. Sorry, I'm afraid not

D. Yes, of course not

干燥过程中，最容易引起坯体变形的阶段是（）

A.升速干燥阶段

B.等速干燥阶段

C.降速干燥阶段

D.平衡阶段