肾损伤非手术治疗下列处理哪项是错误的()
A.定时观察生命体征
B.注意血尿情况
C.观察体温变化
D.早期起床活动
E.注意腹痛的变化
参考答案:D
It’s very convenient ______ us to buy train tickets now because we can buy them either from the station or on the Internet.
A.to
B.of
C.by
D.for
外感头痛与内伤头痛应如何鉴别?