右心衰竭时出现()。
A.肺湿啰音增多
B.外周静脉压增高
C.咳泡沫痰增多
D.端坐呼吸
E.陈发夜间呼吸困难
参考答案:B
It took us ____ to finish this work. [ ]
A. three hour and a half
B. three and a half hour
C. three and half hours
D. three and a half hours
不明性质的化学物质进入眼内应
A.立即查明化学物的性质,再进行相应治疗
B.立即滴依地酸钠滴眼液
C.结膜下注射维生素C
D.立即用净水冲洗眼部
E.立即散瞳