驾驶汽车遇雨、雪、雾等视线不清或路面较滑时怎样安全会车?A.降低车速行驶 B.加大

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问题:

驾驶汽车遇雨、雪、雾等视线不清或路面较滑时怎样安全会车?

A.降低车速行驶

B.加大横向间距

C.应当加速行驶

D.必要时停车避让

考点:机动车驾驶人考试安全文明驾驶常识考试(科目三科目四)小车
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已知函数f(x)=x|x-2|.

(Ⅰ)解不等式f(x)<3;

(Ⅱ)设0<a<2,求f(x)在[0,a]上的最大值.

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中学生在成长的过程中总会遇到不同的烦恼,以下是一些学生的自述和生活老师的解决办法,请你给予合理的配对。
小题1:I borrowed Jimmy’s favorite storybook last week. But I can’t find it now. I think I have left it somewhere.
小题2:I was criticized seriously by my Chinese teacher when I was sleeping in the class. Now I don’t like Chinese classes as before. It makes me feel embarrassed.
小题3:I had forgotten to turn off the mobile phone before I entered the classroom. It rang for a long time in the class. None of my classmates have criticized me, but I am upset about it now.
小题4:I have dreamt of volunteering to clean the city park, but I am afraid that others will laugh at me. They may think I am a cleaner.
小题5:I think I am creative. I always have some new ideas. And I spend lots of time trying to invent something . But my parents let me spend all the time in the school subjects..
A. If I were your Chinese teacher, I would be angry, too. So I think you should realize yourself first. Then have a talk with your teacher and tell him you won’t do that again.
B. We shouldn’t laugh at cleaners. We can’t live a clean life without them. So don’t be shy and be a volunteer as you have dreamt.
C. You’d better buy a new book for him. And then you can explain to him what has happened. Remember to say sorry to him.
D. According to your description, I can see that you are a very nice child. I think you can give a small speech to apologize (道歉) to them after class.
E. I think a creative child should be encouraged. Why not make a good plan with your parents? You can spend most time in school subjects. And in your spare time, you can try your ideas.
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足少阴肾经从足走腹胸。本经腧穴主治较多病证。

本经腧穴数有:()。

A.20

B.23

C.25

D.27

E.29

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男性,56岁,上腹餐后轻度疼痛半年,X线钡剂检查发现胃窦部有一1.5cm大小龛影,局部胃壁略僵硬。B超检查示肝内有一可疑低回声区,约1.5cm。化验检查血红蛋白9g/dl,白细胞5×109/L,A/G为3.2/ 2.0。

当上述诊断方法均不能进行时,应考虑

A.密切观察其发展

B.立即进行放射治疗

C.立即进行化学治疗

D.手术探查

E.中西医结合治疗

题型:多项选择题

管理不确定性已经并将长期成为折磨企业的一种“慢性疾病”。比如,许多公司已停止印发组织结构图了,因为它几乎刚刚出来就会变得过时。在高科技企业,人人都知道,哪怕只预测几个月后的技术趋势都是一件浪费时间的徒劳之举。如果你对混沌理论有一点点认识的话,你会懂得世界既不可知,也不可预测。过去的企业好像一条优哉游哉的豪华游轮。而现在的企业则好像波浪滔天的大海里的一只独木舟。

这段文字意在说明()。

A.现在企业的生存状况不佳

B.管理不确定性使企业面临的灭顶之灾

C.管理不确定性是当今企业面临的严峻挑战

D.企业的未来既不可知,也不可预测

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