患者，男，40岁。咳嗽、多痰10年余，痰经放置出现分层现象。查体

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问题单项选择题

患者，男，40岁。咳嗽、多痰10年余，痰经放置出现分层现象。查体：有杵状指(趾)。应首先考虑的是

A．先天性心脏病

B．左心功能不全

C．慢性阻塞性肺气肿

D．支气管哮喘

E．支气管扩张

答案

参考答案：E

补全对话，情景问答

根据对话内容，从A-G七个选项中，选出五个能填入空白处的最佳答案。

Dick: Look! That girl has fallen off her bike. Come and help. I think she must get hurt .

John: 1 But she is breathing (呼吸).

Dick: 2 We must carry her to the roadside.

John: 3 We must get help.

Dick: I'll go to that shop and see if they have a phone.

John: 4 I'll stay here with the girl.

Dick: 5

A. I think she hit her head when she fell.

B. She is not moving.

C. I will be back soon.

D. Don't worry about that.

E. Take it easy.

F. No! Leave her where she is.

G. Yes, do that.

单项选择题

下列关于工程承包合同的说法中，正确的是()。

A.不可调值总价合同适用于工期较短的项目

B.当采用成本加酬金合同时，承包商承担的风险较大

C.当采用估算工程量单价合同时，合同单价在任何情况下都不能调整

D.当采用估算工程量单价合同时，必须按照事先确定的工程量进行结算