--Why is the librarian looking so hard at me?

--You ______ to read aloud in the reading room.

A．don't suppose

B．haven't supposed

C．are not supposed

D．are not supposing

一般来讲，急性间质性肾炎的尿蛋白特点为（）。

A.大量蛋白尿

B.中度蛋白尿

C.轻度蛋白尿

D.微量蛋白尿

E.以上均不是