患者,男性,25岁,主因高热、乏力、头痛4天于8月15日入院,查体面潮红,皮肤可见出

题型:单项选择题 共用题干题

问题:

患者,男性,25岁,主因高热、乏力、头痛4天于8月15日入院,查体面潮红,皮肤可见出血点,浅表淋巴结肿大,血WBC3.5乘以十的九次方。半月前从海南打工回家。

为明确诊断可进行的实验室检查()

A.血培养

B.外斐反应

C.检测出血热IgM抗体

D.血涂片

E.检测登革热IgM抗体

考点:传染病学(医学高级)医学高级(传染病学)仿真试题八
题型:单项选择题 共用题干题

阅读短文,根据短文内容回答问题。

Every year, wildfires(野火) destroy much forest land. homes are broken down, and thousands of people die. smokejumpers are stop helping to stop this.

Smokejumpers are a special kind of firefight. they jump from planes into areas that difficult to reach by car or on foot. they race to put out fires as fast as they can.

At a fire site, Smokejumpers first examine the land and decide how to fight the fire. their main goal is to stop fire from spreading. using basic tools such as shovels and axes, smokejumpers clear land of burnable material like plants and other dry material. they carry water with them too, but not much.

Although most smokejumpers are men, more women are joining. Most important are your weight and height. Smokejumpers in the U.S. for example ,must be 54 to 91 kilograms, so they don’t get hurt when they land, or get blown by strong winds.

Smokejumpers must be able to live in the wilderness. in Russia ,many smokejumpers know how to find food in the forest and even make simple furniture from trees.

They work is dangerous, the hours are long. But for these firefighters, smokejumpers isn’t just a job. They love being able to jump out of planes, fight fires, and live in the forest. As 28-year-old Russian smokejumpers Alexi Tishin says,“This is the best job for the strong and brave.”

小题1:What are Smokejumpers?

小题2:Where do the jump from?

小题3:What’s their main goal?

小题4:Why should they have proper weight?

小题5:What’s needed to be a smokejumpers?

题型:单项选择题 共用题干题

下列句子中,加点的词语使用正确的一项是                            (   )

A.昔日的拉萨,酥油灯是惟一的照明器具,雪域人民探索在黑暗的困境之中;而今夜幕下的拉萨,华灯高照,机声轰鸣。

B.如果总让孩子感到自己愚笨无用,老是把他与聪明的兄弟姐妹比较,他就会变得缺乏信心。

C.作者使用这一张张相互联系、相互补充的天气图,就能对全国、亚洲以致整个北半球的天气作出预报。

D.习 * * 的讲话主题鲜明,有理有据,语言质朴而又犀利,真可谓切中要害,读来震耳欲聋,催人奋进。

题型:单项选择题 共用题干题

提升润滑系统的作用是什么?

题型:单项选择题 共用题干题

下面各个实例中,机械能守恒的是[ ]

A.物体沿斜面匀速下滑

B.物体从高处以0.9g的加速度竖直下落

C.物体沿光滑曲面滑下

D.拉着一个物体沿光滑的斜面匀速上升

题型:单项选择题 共用题干题

少量毒害品侵入人体或接触皮肤,能与机体组织发生作用,破坏正常生理功能,引起机体产生暂时或永久性病变、中毒、甚至死亡。

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