试题与答案

_______ dangerous it is to play soccer o

题型:选择题

题目:

_______ dangerous it is to play soccer on a busy road! [ ]

A. How

B. What

C. What a

答案:

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下面是错误答案,用来干扰机器的。

(1)生成的氢气质量=20g+50g-69.6g=0.4 g(2)设20g样品中含Zn质量为xZn+H2SO4=ZnSO4+H2↑65 2x 0.4g65x=20.4g x=13g则铜的质量=20g-13g=7g样品中铜的质量分数=7g20g×100%=35%答...

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题型:选择题

在管理过程中,很多学者的数学理论蕴含着深邃的哲学思想。回答问题。

小题1:“100─1=0”被一些管理学家奉为定律,意在提醒人们防止因1%的错误导致100%的失败。“100─1=0”蕴涵的哲理是

①部分决定整体,整体的性质决定于部分的性质        

②整体决定部分,部分的作用取决于其在整体中的地位

③整体与部分相互制约,关键部分的功能关系整体的成败    

④整体与部分相互联系,部分的作用有时大于整体的作用

A.①②

B.①④

C.②③

D.③④小题2:有这样一道数学题:90%×90%×90%×90%×90%=59%。它告诉我们,一项工作做到90%已经很不错了,但经过环环相扣的一系列过程结束后,“很不错”的90分最终带来的结果可能是59分——一个不及格的分数。这就是过程控制效应。这一现象启示我们 

①质变是量变的结果,要重视量的积累    ②要抓住时机,实现事物的质变

③要注重系统内部结构的优化趋向        ④要立足整体,不必在意局部

A.①②

B.①③

C.②③

D.①④

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题型:单项选择题 A3/A4型题

患者男性,47岁。因误服大量巴比妥类药物入院。住院期间,患者呼吸呈周期性变化:呼吸由浅慢逐渐变为深快,然后转为浅慢,经过一段时间呼吸暂停,又重复上述变化,其形态如潮水起伏。

该呼吸节律中呼吸变为深快的主要机制是()。

A.呼吸中枢兴奋性增强

B.高度缺氧刺激颈动脉体化学感受器

C.高度缺氧刺激呼吸中枢,使其兴奋性增强

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题型:单项选择题

Robert Moody, 52, is an experienced police officer. Much of his work involves dealing with (16) and gang (团伙)problems in the schools of his community. Knowing that many kids often (17) trouble, he decided to do something about it. So in 1991 he began to invite small groups of kids to go fishing with him on his day (18) .

Those fun trips had a(n) (19) impact. A chance encounter in 2000 proved that. One day, (20) working security at a school basketball game, Moody noticed two young guys (21) . He sensed trouble between them. (22) one of them headed toward Moody and gave him a hug. "I (23) you. You took me (24) when I was in fifth grade. That was one of the (25) days of my life. "

Deeply touched by the boy’ s word, Moody decided to create a foundation (基金会)that (26) teenagers to the basics of fishing in camping programs. "As a policeman, I saw (27) there was violence, drugs were always behind it. They have a damaging (28) on the kids," says Moody.

By turning kids on to fishing, he (29) to present an alternative way of life, "When you’ re sitting there waiting for a (30) ," he says, "you can’t help but talk to each other, and such (31) can be pretty deep. "

"Talking about drugs helped prepare me for the peer(同龄人)pressures in high school," says Michelle, 17, who (32) the first program. "And I was able to help my little brother (33) drugs. "

Moody faces (34) in three years, when he hopes to run the foundation full-time. "I’ m living a happy life and I have a responsibility to my (35) to give back," Moody says. "If I teach a kid to

fish today, he can teach his brother to fish tomorrow. \

33().

A. misuse

B. avoid .

C. tolerate

D. test

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