女性，32岁，风湿性心脏病6年，近半年间歇发热、气促，左上腹剧

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问题单项选择题

女性，32岁，风湿性心脏病6年，近半年间歇发热、气促，左上腹剧痛2小时，心率100次／分，左上腹有摩擦音与压痛，尿镜检有红细胞3～5/HP，血沉36mm／1h末，以上资料符合下列哪种情况（）

A.风湿活动

B.急性肾小球肾炎

C.感染性心内膜炎脾栓塞

D.急性心包炎

E.肠系膜动脉栓塞

答案

参考答案：C

单项选择题

Which of the following would be counted as frictional unemployment（）

A. Due to the negative growth of GDP, Smith was laid off.

B. Johnson was fired from his job after he got into an argument with his foreman.

C. Although there were jobs available, Jones was unable to find an employer with an opening.

单项选择题

长跑对人的心肺功能要求比较高，长跑时呼吸可达（）左右。

A.32次/分

B.34次/分

C.36次/分

D.38次/分