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Take a look at the label(标签) on almost any bottle of milk and you may see the word PASTEURIZED. What does that mean? Let’s find out by meeting Louis Pasteur.
Louis Pasteur was born in 1822 in a little town in France. As he grew up, he loved to paint. He loved to look at the world around him. When he went to college in Paris, he showed interest in looking through a microscope. A microscope makes things look a lot bigger; it lets you see things you can’t see just with your eyes. Looking through a microscope, Pasteur found a living world in a drop of water. He saw and drew pictures of the small living things -- he called them “microbes” or “germs”-- that crowded in a drop of water.
One day a winemaker came into the lab, hoping that someone could help him with his problem. “Sometimes my wine tastes delicious, but sometimes terrible,” he said to Pasteur. “Can you help me find out why?”
Pasteur put some drops of the wine under the microscope. He noticed that the terrible wine had some unusual germs. If he killed these germs, maybe he could keep the wine from turning terrible. He tried with different ways to kill the germs. In the end he found heating (加热) the wine seemed to work best. The winemaker tried it, and every bottle of wine tasted good.
Pasteur’s idea worked for other people, too. When farmers heated milk, it didn’t turn bad so quickly. When breweries heated beer, it tasted better. People called it “pasteurization” ---heating a liquid to kill bad germs. Aren’t you glad that the milk you drink has been pasteurized?
- 1.
The Chinese meaning for the word “microbes” is____.
- A.病毒
- B.真菌
- C.支原体
- D.微生物
- A.
- 2.
Which is the right order in Pasteur’s life story?
(1). He received college education in Paris.
(2) He helped to find some unusual germs in some drops of wine.
(3) A new way of killing bad germs--pasteurization was found out.
(4)He was born in 1822 in a little town in France.
(5) Microbes were found by Louis Pasteur with the help of a microscope.- A.2; 1; 3; 5; 4
- B.4; 1; 5; 2; 3
- C.4; 1; 3; 5; 2
- D.3; 1; 2; 5; 4
- A.
- 3.
What do you think Louis Pasteur was like from the passage?
- A.Clever, helpful and hard-working.
- B.Quiet, helpful and kind-hearted.
- C.Brave, careful and hard-working.
- D.Clever, serious and kind-hearted.
- A.
- 4.
Which of the following is TRUE according to the passage?
- A.Germs only live in something that is bad.
- B.Louis found the way to kill the unusual germs in the wine by chance (偶然).
- C.Everybody knows what the word PASTEURIZED means.
- D.Pasteurization is used to kill bad germs in the milk we drink.
- A.
- 5.
What does the passage mainly tell us?
- A.What life Louis Pasteur lived.
- B.How to make milk clean.
- C.How pasteurization was invented.
- D.What to do with wine.
- A.
Mr. Wise,
I’m a slow student. Most of my classmates are much better than me, so I usually get stressed out. I spend much time studying for the tests but I can’t get good grades. Sometimes my father gives me some help. He tells me not to worry about it, but it doesn’t work. What do you think I should do?
Li Lei
Dear Li Lei ,
Many famous people were not so good when they were young. Edison, a famous scientist, did poorly in his studies when he was a young boy. But, as an adult, he made many inventions that helped a lot of people. When I was at young age, I didn't do well at school. I just kept working hard and, at last, I succeed. You should take it easy and try your best. Tomorrow is another day. I believe you can do better.
Mr. Wise
( ) 41. Li Lei feels worried because _____.
A. he doesn’t like going to school
B. he is not as good as most of his classmates
C. his father doesn’t like him D. he doesn’t want to work hard
( )42. Li Lei writes this letter to _____ .
A. ask for some help B. find a pen friend
C. tell his father his problem D. let all his classmates know it
( )43. Mr. Wise writes about a famous person to ______.
A. show how much he knows about his problem
B. show that he hates Edison
C. make Li Lei angry
D. make Li Lei feel better
( )44. In Mr. Wise’s letter , “Tomorrow is another day” means “ ______”.
A. Tomorrow is the weekend. B. One can get good friends tomorrow.
C. Tomorrow is the same as today. D. There are a lot of hopes in our lives.
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书面表达
根据中文提示和英文书信内容,写一封意思连贯、符合逻辑、不少于60词的回信。(信的开头和结尾已给出,其字数不计入所完成的回信内)
假设你叫李明,是美国中学生Tom的笔友。请您根据他给你的电子邮件内容写一封回信。谈谈你喜欢读的书及你对读书这种爱好的看法。
Dear Li Ming, I’d like to know what you often do in your free time. Do you spend much time on reading? What do you think about reading? I like reading novels (小说) very much. My favourite book is Jane Eyre. It was written by Charlotte Bronte. She was born in Britain. She was a famous writer in the world. She wrote many books and Jane Eyre was one of the best. In this book, she wrote about a woman named Jane Eyre. Jane Eyre wasn’t pretty, but she had a strong idea of self-respect (自尊心). She never gave up whenever she met any difficulties in her life. I was deeply moved by her story. I like the book very much. Yours, Tom |
Hi Tom,
It’s very nice to hear that you like reading a lot.
Yours,
Li Ming
查看习题详情和答案>>
书面表达
根据中文提示和英文书信内容,写一封意思连贯、符合逻辑、不少于60词的回信。(信的开头和结尾已给出,其字数不计入所完成的回信内)
假设你叫李明,是美国中学生Tom的笔友。请您根据他给你的电子邮件内容写一封回信。谈谈你的个人爱好情况及你对个人爱好的看法。
Dear Li Ming, I’d like to know what your hobby is. Do you spend much time on it? My favourite hobby is collecting stamps. I’ ve got a wonderful collection of them now. My father bought me the first stamp-album (集邮簿) when I was ten years old. I began to collect stamps from then on. It has brought me great enjoyment but it takes me a lot of time. Sometimes I forget to do my schoolwork. My mother wants me to stop it because she thinks it bad for my study. What do you think about it? Yours, Tom |
Hi Tom,
It’s very nice to hear that you have a hobby of collecting stamps.
Yours,
Li Ming
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Tom and Fred were talking about the year 2050.
“What will 36 be like in the year 2050?” asked Tom.
“I don’t know,” said Fred. “What do you think?”
“Well, no one knows. But it is __37__ to guess,” said Tom. “In the year 2050 everybody will carry a pocket (袖珍) __38___. The computer will give people the __39__ to all their problems. We shall all have telephones in our pockets,__40___ . And we’ll be able to talk to our friends all over the world. Perhaps(也许) we’ll be able to ___41__ them at the same time. Machines will do ___42___of the work, and people will have more__43___. Perhaps they will work only two or three days a week. They will be able to fly to the moon by spaceship and spend their holidays there.”
“I’m very _44__to hear that. I hope to fly to the moon. And I hope I’ll be able to live _45___,” said Fred. “Won’t that be interesting? Just like a fish.”
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A.news | B.ways | C.things | D.answers |
A.either | B.again | C.too | D.also |
A.call | B.see | C.look | D.listen |
A.most | B.many | C.lot | D.every |
A.work | B.duty | C.holidays | D.times |
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