正常人禁水8小时后尿渗量<600mOsm/（kg·H₂O），表明（）

A.肾小球滤过功能受损

B.肾浓缩功能障碍

C.肾脏内分泌功能受损

D.肾小管酸中毒

E.肾失代偿期

Short hair is back ________ this year.The female workers in my office all had their long hair cut.[      ]

A. in common  

B. in style

C. in trouble  

D. in place