严重创伤急救中的ABC,其中B是指()。 A.保持呼吸道通畅  B.呼吸系统支持

题型:单项选择题 B型题

问题:

严重创伤急救中的ABC,其中B是指()。

A.保持呼吸道通畅 

B.呼吸系统支持 

C.循环系统支持 

D.输血 

E.吸氧

考点:骨外科学主治医师骨外科基础知识主治医师骨外科学基础知识真题
题型:单项选择题 B型题

阅渎下面短文,根据短文内容完成下列句子。

       How can we learn English well? Here is some advice:

       Find out the reason.

       Before you begin studying English, ask yourself, "Why do I want to

study English?" Do you learn English in order to be an English teacher, a

translator or an interpreter'? Do you want to learn F.nglish to communicate with foreigners or to pass some exams?

       Develop interest.

       Interest is the best teacher.  Often, the things we do best in our life are the things we enjoy doing. Like other decisions in your life, studying English

must be something that you would like and volunteer to do.  Try to develop

your interest to study English.

       Set goals.

        When vou know your reason for studying English, setting a goal is

easy.  For example, if you want to travel to an F.nglish-speaking country, you should improve your listening skills and pronunciation.  Whatever your goal is, write itdown.

       Make a plan.

    After setting your goal, the important thing that you should do is to make it come true.  A complete plan is very important to an English learner.

        Have fun learning English!

    Find out a way which you are suitable for. After you have studied for a few weeks, it's necessary to form your own study hahits according to your

situation.

    Lastly, there is a thing that you must remember一'rhat is to work hard whatever you do!

1.Therc are__________ways to learn F.nglish in this passage.

2. lf you want to study English well, you should like it.  Because_____is the best teacher.

3.If you know the reason for learning English, you can easily set your_____.

4. You should make a complete plan and try your best to make it_________

5. Find out a suitable way to learn English and it's_____for you to form your own study habits.

题型:单项选择题 B型题

如图所示,一质量为M、长为L的长方形木板B放在光滑的水平地面上,在其右端放一质量为m的小木块A,m<M。现以地面为参照系,给A和B以大小相等、方向相反的初速度(如图1),使A开始向左运动,B开始向右运动,但最后A刚好没有滑离B板,以地面为参照系。

(1)若已知A和B的初速度大小为V0,求它们最后的速度大小和方向。

(2)若初速度的大小未知,求小木块A向左运动到达的最远处(从地面上看)离出发点的距离。

题型:单项选择题 B型题

以下面各组数为边长,不能组成直角三角形的是(  )

A.3,4,5

B.5,12,13

C.8,15,17

D.6,8,9

题型:单项选择题 B型题

(    )÷4=27……2

  24÷(    )+6=10

题型:单项选择题 B型题

急性心肌梗死与心绞痛的临床表现,主要鉴别点是()

A.疼痛的部位

B.疼痛持续时间长短

C.疼痛的性质

D.疼痛的程度

E.是否合并休克

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