患者28岁，反复关节红肿疼痛4年，活动后心悸气促3天，患者双颊紫

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问题单项选择题

患者28岁，反复关节红肿疼痛4年，活动后心悸气促3天，患者双颊紫红，口唇发绀，心尖部闻及舒张期隆隆样杂音，应诊断为（）

A．二尖瓣狭窄

B．二尖瓣关闭不全

C．主动脉瓣狭窄

D．主动脉瓣关闭不全

E．主动脉瓣狭窄伴主动脉瓣关闭不全

答案

参考答案：A

补全对话，情景问答

根据上下文补全对话

Tom: Oh! I'm hungry.

Kate: 1 ?

Tom: Yes, I'd 2 a large pizza.

Kate: I’m just thirsty. I want something to 3 .

Woman: Can I 4 you?

Tom: Yes. I'd like a large pizza.

Woman: What 5 of pizza would you like?

Tom: 6 I have cheese and onions, please?

Woman: Sure. Anything 7 .

Kate: How 8 is the lemonade?

Woman: 0.45$for a cup.

Kate: OK, I’ll 9 one cup, please.

Tom: How much are they?

Woman: The pizza is 2.5 dollars. That's 10 dollars altogether, please.

1. 2. 3. 4. 5.

6. 7. 8. 9. 10.

名词解释

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