下列哪种疾病，不伴三尖瓣关闭不全()
A．风湿性心脏病
B．肺静脉高压
C．右房黏液瘤
D．三尖瓣脱垂
E．Ebstein畸形
参考答案：B
全面质量管理因果分析图要素有（）
完成句子。
1. You may come if you ____ (愿意).
2. Don't ____ (丧失信心); all will turn out well.
3. There is nothing to ____ (担心).
4. He ____ (被判处) three years in prison for theft.
5. His efforts ____ (获得成功).
