慢性肺心病缓解其不具有的体征是()
A.肺气肿体征
B.肺动脉瓣听诊区第二心音亢进
C.三尖瓣听诊区可闻及收缩期杂音
D.剑突下心脏收缩期搏动
E.右心衰体征
参考答案:E
(11·贵港)从2,3,4,5这四个数字中,任意抽取两个不同数字组成一个两位
数,则这个两位数能被3整除的概率是_ ▲ .
— Is Tom still smoking?
— No. By next Saturday he ____ for a whole month without smoking a single cigarette.
A.will go
B.will have gone
C.will have been
D.has been going