心脏传导系统不包括()
A.窦房结
B.房室结
C.希氏束
D.中心纤维体
E.束支和浦肯野纤维网
参考答案:D
(2014·安徽省芜湖三校一模)A recent study has ________an unexpected conclusion that the African elephant should be divided into two different species.
A.kept up with
B.made up with
C.caught up with
D.come up with
要获得当前驱动器应使用驱动器列表框的属性是( )。
A. Path
B. Drive
C. Dir
D. Pattern