心室复极的方向是()
A.心内膜向心外膜方向推进
B.心内膜与心外膜同步复极
C.心外膜向心内膜方向推进
D.室间隔向心室内膜推进
E.右心室向左心室方向推进
参考答案:C
_______ in the accident.
A.Only were five men seriously hurt
B.Only did five men were seriously hurt
C.Only five men were seriously hurt
D.Only five men were seriously hurted