某女,一日尿量在4000ml以上,尿比重为 1.028,下列哪种情况的可能性最大
A.尿崩症
B.慢性肾小球肾炎
C.糖尿病
D.服利尿药的作用
E.大量饮水后
参考答案:C
—I didn't see you at the meeting.
—I had a bad cold. The doctor asked me _______ in bed. [ ]
A. staying
B. to stay
C. stayed
D. to staying
如图所示是上海世博会中国馆--“东方之冠”.在一次参观中,李先生乘电梯上楼,在电梯匀速上升的过程中,李先生的
A.动能不断增大
B.重力势能不断增大
C.动能转化为重力势能
D.重力势能转化为动能