主动脉瓣关闭不全时可有以下周围血管征
A．交替脉
B．水冲脉
C．重搏脉
D．无脉
E．奇脉
参考答案：B
Look and write. (看图写句子)
例: I get up at 7:00 in the morning.
1. ______________________________________
2. ______________________________________
3. ______________________________________
做瑜伽是用（）来寻求身心的平衡与和谐，不可用力来强迫身体达到标准程度。
A.呼吸和运动
B.呼吸
C.体式
D.冥想
I get up at 7:00 in the morning.
______________________________________
______________________________________
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