夹闭冠状动脉后首先出现的ECG改变是()。
A.T波倒置
B.S-T段下降
C.S-T段渐抬高
D.T波与S-T段融合
E.R波变为QS(Q)波
参考答案:A
This kind of wine is made in Holland and it has been kept for 13 years. So it ______ special. [ ]
A.hears
B.looks
C.sounds
D.tastes
追查肇事逃逸船应注意哪些问题?