【正文】 a scientist will mix green and red light to create yellow. The printed page in a magazine is yet another system. Scientists recognize the light primaries (原色) are red, green and blue. When mixed, red and green light rays produce yellow, blue and green produce cyan, red and blue produce magenta. Red, green and blue mix to create white (light). This colour model is used in puter monitors, television sets and theater. Most artists recognize red, yellow and blue as the three basic primary colours. These primaries are the pure colours which can not be created by mixing any other colours. In the print industry, cyan, magenta, yellow and black are used as the primary colours. When you mix all the colours, the result is gray. on the colour systems.A. Scientists and artists have the same ideaB. Scientists agree with artistsC. Scientists and artists have different ideasD. Some of their ideas are the same37. How many colour systems are mentioned in the passage? A. Two. B. Three. C. Only one. D. Four.38. If a scientist wants to get yellow, he must ___________. A. mix blue and green B. mix blue and red C. mix red and green D. mix red, green and blue39. If an artist wants to get green, he must ___________. A. mix blue and yellow B. mix blue and red C. mix red and yellow D. mix red, yellow and blue40. Which of the following is NOT true?A. Red, green and blue are used in television sets.B. If scientists want to get white, they will mix red, yellow and blue together.C. Most artists think red, yellow and blue are the pure colours.D. In the print industry, if you mix all the colors, you will get gray.DDear Sir,Thirty years ago, I walked into your bakery(面包房) and asked for some loaves(塊)of bread to sell. At that time I was twelve years old. A young lady was working that day. She gave me five loaves and wished me good luck.I took the loaves and went out to sell them. It took me all day, but I sold them all. At the end of the day, I had some money. I was the happiest boy in the world as I walked home that evening.The next day, I went to a bicycle shop. I paid a deposit(定金)on a new bicycle. And then I started my next job—as a newspaper deliver(遞送)boy. Soon I could pay the rest of the money for the bicycle and the bike was mine. I was so proud!Today, I still work in the delivery business. I have a lot of trucks to send goods(貨物)all over the country. I live in a beautiful house, but I don’t ride a bicycle these days. I drive a large and nice car.I do not know who that young lady was. But because she gave me the start, I have bee a successful man. I’d like to show my thanks to her. Yours, George Jenkins41. George Jenkins is ________years old now. A. 30 B. 12 C. 42 D. We don’t know42. Thirty years ago, the man went to a bakery and ________.A. asked a young lady for some bread to sellB. asked a young man for some bread to sell C. asked a young lady for some bread to eatD. asked a young lady for some money to buy a bicycle43. What did the man do with the money made by selling bread?A. He went home to give it to his parents.B. He bought some newspapers to read.C. He paid the money as a de。ve chosen Brian.” Donald was 23 when he heard this. He stood up and said, “That’s not fair.” “That’s 24 ,” the teacher said. “However, Brian’s answer to Question 18 was ‘I don’t know.’ Yours was ‘ 25 do I.’” 11. A. examination B. explanation C. decision D. spelling 12. A. understand B. know C. hear D. listen to 13. A. sports B. ways C. subjects D. kinds 14. A. surprise B. hurry C. tears D. trouble 15. A. write down B. copy C. put on D. look for 16. A. next to B. in front of C. behind D. far from 17. A. group B. row C. family D. class 18. A. threw B. hid C. collected D. sold 19. A. job B. worry C. beat D. prize 20. A. difficult B. impossible C. possible D. easy 21. A. different B. same C. strange D. interesting 22. A. teachers B. players C. students D. assistants 23. A. angry B. excited C. sad D. happy 24. A. clever B. rough C. true D. wrong 25. A. Either B. Neither C. Any D. SoⅢ. 閱讀理解 （共20小題；第46~60小題每小題1分，第61~65小題每小題2分，滿分25分）閱讀下列材料，從每題所給的四個選項（A、B、C、D）中，選出最佳選項。Donald was not very good at maths. He could not understand the teacher’s 11 . Even when the teacher explained something again, Donald still could not 12 it. “Never mind,” Donald told himself. “I’m quite good at other 13 . I cheat（作弊） in the maths exam, then I won’t be in 14 .”“My deskmate Brian Smith is best at maths,” he thought, “and I’ll be able to 15 his answers.”The day of the exam came, and Donald sat 16 Brian Smith, who always sat at the top of the 17 . Donald carefully copied Brian39。 than being D. preferred to。to being B. preferred。 with D. with。 in B. with。75. Some are about school, others are thoughts on life. 六、A) 2．He must be a brave person who isn’t afraid of difficulties.3. He should be modest and helpful.4. He should be easygoing.5. he should be willing to do extra work.6. He should be able to generate good ideas.B）Tom is quite a modest boy, though he is excellent in many ways. He never shows off. He does not look down on other students, instead, he tries his best to help his classmates when they have trouble. He always shares his opinions with others. He is quite easygoing. He gets on well with his classmates. Everybody wants to make friends with himTom is also an able and brave boy. He is never afraid of difficulties. He often speaks in assembly. And when he speaks, he always wins the most applause.牛津九年級（A）Unit 2單元測試第Ⅰ卷（選擇題 共70分）Ⅰ. 單項填空 （共10小題；每小題1分，