uranium

1. uranium overcoat

2. an Industrial city succeed in doing sth. graduation uranium polonium radio active mineral

3. false leg endless bench shock to know the news post (as a cook)

4. battlefield pne gram pay off the debt

5. Unit 1 Lesson Two and Lesson ThreeMadame Curie

6. Marie Curie • November 7th 1867 • Born in Poland

7. At that time women were not admitted to universities in Poland. So she went to France (Paris) → in 1891.

8. She married to Pierre Curie who was also a bright scientist in 1895.

9. Another scientist Henri Becquerel • He found that uranium gave off rays. • Marie decided to study this area and named the rays “radioactive”

10. The discovery of Polonium. • In 1898 she discovered the first of these radioactive minerals, which she named “Polonium” in honor of her motherland—Poland.

11. They worked together. • They devoted all their hours to working in their laboratory on their research.

12. Her thoughts:“Life is not easy for any of us, we must work, and above all, we must believe in ourselves. We must believe that each one of us is able to do something well, and that ,when we discover what this something is, we must work hard at it until we succeed. ”

13. Radium It looks like salt. Discovered in 1902

14. The medal of Nobel Prize.

15. After the first world war Madame Curie traveled to the USA. The president gave her a gram of radium for her future work.

16. The two Radium Institutes in the world.

17. In 1934 she died in Paris.

18. The money, the stamp and the coins for remembering her.

19. Her life Born in Poland • 1867: • 1891: • 1895: • 1898: • 1902: Arrived in Paris Married Pierre Discovered Polonium Discovered Radium

20. Her Courage 1. 1891, went to Paris and chose science to learn. • Facts: 2. managed to get through her college • Causes: 1. her interest in physics 2. her thoughts in life • Effects: 1. discover radium 2. given the Nobel Prizes twice 3. influenced generations

21. Her Virtues • Facts: 1. her willingness to share all her knowledge 2. her medical service during the war 3. her interest in women’s rights

22. Questions: Because women were not allowed to study at universities in Poland. • 1. Why did Marie go to Paris to study at the university? • 2. What was life for Marie after she arrived in Paris? • 3. How well did Marie do in her studies? • 4. Which three words did Marie invent to describe her discoveries? Very hard. She was cold , poor and hungry. Very well. She got a first-class degree in physics and a degree in maths. Radium, polonium and radioactive.

23. It looks like salt and is extremely radioactive. • 5. How would you describe radium? • 6. Which mineral would you use to protect yourself against radium? • 7. How much money did Marie make out of her scientific discoveries? Lead, because the rays from radium cann’t go through it. None.

24. Exercises: • 1. The text is mainly about Madame Curie’s ____. A. hard work before discovering Radium B. college life in Paris C. talent for physics D. cooperation with her husband A

25. 2. The greatest contribution Curie made to the world is the discovery of ____. A. uranium B. radium C. polonium D. silicon B

26. 3. Marie become interested in physics ____. A. before she went to university B. after she graduated from university C. before she graduated form university D. when she was studying in university A

27. 4. You can infer that life was ____ for Marie when she studied in Paris. A. hard and meaningful B. easy and meaningful C. hard and boring D. easy and boring A

28. 5. Marie begin her search work after she ____. A. graduated from university B. got another degree in mathematics C. got married D. gave birth to her first child C

29. 6. The radioactive nature of uranium was first discovered by ____. A. Mrs. Marie B. Mr. Curie C. another scientist D. Mr. and Mrs. Curie C

30. 7. Which mineral is the most radioactive ? _____ A. Polonium B. Uranium C. Radium D. Silicon C

31. 8. When did Mr. and Mrs. Curie begin to do research work together ? ____ A. After they got married. B. After Mrs. Curie got degree in mathematics. C. After Mrs. Curie found polonium. D. After Mr. Curie got a job. C

32. 9. What’s the meaning of the word “share” in the text ? ____ A. divided and distribute B. have in common C. study D. research B

33. 10. Radium can do serious damage to ____. A. people’s health B. animals C. living things D. all of the above D

34. 11.Which can be used to cure human beings • disease? ____ • A. Polonium. • B. Radium. • C. Uranium. • D. Silicon. B

35. 12.Which characteristic didn’t belong to • Mrs. Curie? ____ • A. Devotion. • B. Determination. • C. Courage. • D. Selfishness D

36. 13. The second paragraph shows Marie's ____.A. determination to succeed B. belief in her own abilityC. devotion to her research work D. all of the above D

37. (1).Madame Curie will alwaysbe rememberedasthe discoverer of radium.　居里夫人这位镭的发现者，将永远为人们所怀念。 be remembered as …作为…被怀念／铭记／纪念。例如： • He will always be remembered as a national hero.2).Premier Zhou Enlai will always be remembered as the great man of the world. • 周恩来总理将作为世界伟人永远被人们怀念。

38. Language points: • 1. admit vt. 接纳，许可…..进入 • My sister was lucky to be admitted to Beijing University. • The windows are small and don’t admit enough light and air. • 2. succeed in +n./doing sth.在…方面取得成功 • I am sure they will succeed in discovering the strange plant.

39. (1) At that time women were not admitted to universities in Poland, so Marie was determined to go to Paris and study there. 当时在波兰妇女是不允许进大学的，因此，玛丽决定去巴黎学习。 admit vt.接纳，许可（人/物）进入(allow sb. / sth. to enter)。 例如： 1. 我们学校每年只收二百名男女学生。 2.我的姐姐很幸运，被北京大学录取了。 3.窗户都很小，不能让足够的光线和空气进入室内。

40. 1.Only two hundred boys and girls are admitted to our school every year. 2. My sister was lucky to be admitted to Beijing University. 3. The windows are small and do not admit enough light and air.

41. (2) She succeeded in taking a first-class degree in physics two years after arriving in Paris.到巴黎两年以后，她顺利地取得了一级物理学位。 ① succeed vi. 成功，获得成功。succeed 后面常跟 in 引起的短语，构成succeed in sth. / doing sth. 的结构，表示“在......方面取得是成功”的意思。succeed in doing sth. 常可以有灵活的译法（见本句译文）。例如： 1. If you do not succeed at first, you must try again. 2. He didn't succeed in his first experiments. 3. I am sure they will succeed in passing the examination.

42. Language points a. succeed in doing /sth.e.g. I am sure they will succeed in passing the examination be successful in doing / sth They were successful in persuading them out of the foolish plan. achieve success in sth /doing I believe you will all achieve success in entering the colleges you wish to.

43. certain与some 的区别： certain , some 都可作形容词，作定语，表示"某，某个"certain 作定语表示不具体指明的某个，某些或知而不说的事物，或表示一个知之不祥的事物。而some则用来表示不确定的或不能够具体说明的某个人或某物，即不可知的某事物，只修饰单数可数名词，且不与冠词连用。e.g. ① Water can be changed into ice or steam under certain conditions ②.He didn't come for a certain(some) reason ③He went to some place in Africa. 他去了非洲的某个地方

44. ② a first-class degree大学学位分三级。第一级是最高级，第三级是最低级。 (3) Not long before another scientist had found that uranium gave off rays ...不久以前，另外有位科学家发现过铀元素放出射线的现象.....。 短语动词give off作“散发”、 “放出”（to send out sth., especially a liquid, gas or smell）解。例如： 1.Boiling water gives off steam. 沸腾的水散发出蒸气。 2. The gas gave off an unpleasant smell

45. 3. give off…散发， 放出 give out …发出（声、光、热、信号），发表，公布，耗尽 Burning leaves give off thick smoke. After the long walk , his legs gave out and couldn’t go any farther. 4.

46. (4) There was a certain mineral which was even more radioactive than uranium. 有一种矿物，它具有放射性甚至比铀还强。 形容词比较级 more radioactive 前用了副词 even, 以加强比较的语气和程度。在比较级前可以加的这类词或词组还有 much, far, still, a lot等。例如： • This problem is much more difficult than that one. • The next day they got to a far bigger forest (than the first one) • Let's work harder to win still greater success.

47. (5) In 1898 she discovered the first of these new radioactive minerals, which she named "polonium" in honour of her motherland - Poland ... 1898年，她现了这些新放射性矿物中的第一种。为向她的祖国-波兰表示敬意，她把这种矿物取名为“钋”......。 介词短语 in honour of sb. / sth.意思是“为了纪念/尊敬某人/某事”。例如： 为了纪念他们的英雄事迹，建立了一座纪念碑。 A monument was built in honour of their heroic deeds.

48. b. in honor/honour of ------showing respect to 为纪念…… e.g. They called the boy Sam in honour of his father who died before his birth. The monuments were built in honor of the people who lost their lives in the anti-Japanese and the liberation wars. Many writers wrote articles in honor of Luxun.

49. (6) We must work, and above all we must believe in ourselves.(=We must work, and first of all we must trust ourselves. ) 我们必须工作，尤其重要的是，我们必须对自己有信心。 ① 句中的 above all是插入语，意思是“首要的是”(of first importance) 或“尤其是”(most especially)。例如： Never waste anything, but above all never waste time. 任何东西都不可浪费，尤其不可浪费时间。

50. ② believe in (= have faith in, trust) 信赖，信任；而 believe的意思则是“相信某人的话”。 试比较： A: Do you believe him? 你相信他的话吗？ B: Yes, I do. But still he isn't a man to believe in. 我相信他的话，不过他还是一个不能信赖的人。 To live, one must have something to believe in. 为了生活，人们总得有某种信奉的东西。