问题
多项选择题
水冲脉、枪击音及毛细血管搏动征可见于（）
A.重度贫血
B.动脉导管未闭
C.主动脉瓣关闭不全
D.二尖瓣关闭不全
E.相对性肺动脉瓣关闭不全
答案
参考答案：A, B, C
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水冲脉、枪击音及毛细血管搏动征可见于（）
A.重度贫血
B.动脉导管未闭
C.主动脉瓣关闭不全
D.二尖瓣关闭不全
E.相对性肺动脉瓣关闭不全
参考答案：A, B, C
What do you do at weekends? Some people like to ____ at home, but others like to go for a walk ____ have a picnic. My friend Jack works hard in a factory during the ____. At weekends he always ____ the same thing. On Saturday he ____ his car and on ____ he takes his family to a nearby village. His uncle and aunt have a farm there. It isn't a ____ one, but there's always ____ to do. The children help with the animals and give them their ____, Jack and his wife help in the fields. At the end of the day, they are all ____ and Jack's aunt gives them a big meal.
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