—Sorry, I'm late.

—It's OK. However, you________come to the company today, for it is Saturday. [ ]

A. couldn't have  

B. needn't have

C. wouldn't  

D. couldn't

下列有关梅尼埃病耳聋的特征，哪几项符合（）。

A.听力损失的程度随发作次数增加而加重

B.发作期加重，间歇期减轻，有明显波动

C.一般为单侧，偶呈双侧

D.患病初期可不自觉耳聋，多次发作后耳聋明显

E.多为感音神经性聋