下丘脑沟是A．背侧丘恼和底丘脑的分界线 B．背侧丘恼和上丘脑的分界线 C．背侧丘恼和

明细核算是对会计科目分户账的核算，是综合核算的补充和具体化，主要包括（）。

A.登记簿

B.分户账

C.余额表

D.日记表

Louis Pasteur

Louis Pasteur, one of the world's great scientists, was born in 1822, and died in 1895.While still a young boy, Louis Pasteur made his decision to become a scientist. He spent much of his life time studying the diseases of cattle, chickens and other tame animals. His wife learned to help him with his work. Almost everyone knows that Pasteur is the man responsible for finding a way of preventing milk from spoiling (变质). Not many people know he was the first to imagine and to prove that air we breathe is full of germs (细菌).  One of his greatest successes was finding a treatment for people and animals to prevent a disease called rabies (狂犬病). Louis Pasteur won many honors and could have got large amount of money. But Pasteur preferred to live simply. The real happiness of this unusual man came from his work. Louis Pasteur did so well in his life that the French government took up his work and created the Institute Pasteur in the year 1888.

小题1:According to the passage, which of the following statements is true?

A．Pasteur was a scientist and doctor as well.

B．Pasteur lived for less than seventy years.

C．Everybody knows that Pasteur succeeded in finding a way of preventing milk from spoiling.

D．Pasteur's wife was of some help to him in his work.小题2: From the passage, we know that Pasteur lived a simple life. This is because ________.

A．he earned little money.

B．he cared much about money.

C．what he really enjoyed was a simple life.

D．of all mentioned above.小题3:Why were many honors given to Louis Pasteur?

A．Because he was the greatest scientist in the world.

B．Because he spent much of his life time studying the diseases of people.

C．Because he lived simply.

D．Because he was a rare success as a scientist.小题4: Pasteur could have got large amount of money if he had___________.

A．cared much about it.

B．made more discoveries.

C．lived a better life.

D．achieved more successes.小题5:To Louis Pasteur the real happiness in his life was to __________.

A．study

B．work

C．get large amount of money

D．raise tame animals

廊道具有（）、（）、（）、物种源汇等功能。

中心地所提供的商品和服务称为中心地职能，所服务的范围称为市场区，由( )所决定。

A．服务面积

B．服务半径

C．价格

D．服务人口

线路电晕会产生什么影响（）。

A.电晕的放电脉冲，对有线电和普通电信造成干扰

B.产生臭氧和可听噪声，破坏环境

C.电晕的放电脉冲，对无线电和高频通信造成干扰

D.电晕作用还会腐蚀导线，严重时烧伤导线和金具

E.电晕的产生有时还可能造成导线舞动，危及线路安全运行

F.增加线路功率损耗，称为电能损耗