探测肺动脉瓣口血流多普勒频谱的最常用切面是A．胸骨上窝主动脉

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问题单项选择题

探测肺动脉瓣口血流多普勒频谱的最常用切面是

A．胸骨上窝主动脉弓长轴图

B．胸骨上窝主动脉弓短轴图

C．胸骨左缘左室长轴图

D．剑下右室长轴图

E．胸骨左缘主动脉短轴图

答案

参考答案：E

填空题

听力题

用所给词的适当形式填空。（共5 分）

1、Do you often memorize new words by ____(make) vocabulary lists?

2、–You speak English very well. Who taught you?

-Nobody, I taught _______ (me).

3、I heard the brave policeman had caught two ________( thief ) in the street by himself.

4、My mother often practice _____________( dance ) at home.

5、We want to take a trip this summer somewhere in _________(east) China.