Science, as we think, was born when the Greek philosopher ( 哲学家 ) Thales ( about 640-546 B.C.) asked a difficult question: What makes up our universe?
No one had a ready answer, so Thales went on studying the earth around him, the sky and the stars. He saw so much water on earth and so much water falling from the sky as rain that he decided water must be the basic substance ( 物质 ) of the universe.
Other Greek thinkers became interested in this question. They suggested other answers. One said that because air lies around the earth, it must be air that makes up all things. Another said that fire, appearing in different forms, was the building block of the universe.
The Greek philosophers were feeling their way towards the ideas on which chemistry is based. Centuries later, scientists proved that the universe is made up of certain basic substances. But the list is much more complicated than the Greeks realized. We now know of 103 basic substances which we call “ elements ( 元素 )”.
1.Thales, the famous Greek philosopher, died when he was about _______________.
A.94 years old |
B.106years old |
C.40 years old |
D.46 years old |
2.The meaning of the underlined word “complicated” in the last paragraph is “ ____________”.
A.not difficult |
B.not simple |
C.not famous |
D.not different |
3.After reading the passage, we can be sure that________________.
A.nothing ever changes in the universe |
B.Thales decided that the basic substance of the universe was air |
C.the universe is made up of four different substances |
D.the early Greek thinkers did much valuable work for the progress of science |
Ten years ago I used to be very fit (健康的). I rode a bike to work and I got a lot of exercise at weekends. I used to play tennis a lot and go for long walks. In those days I didn’t earn very much. I had a job in an office. It wasn’t a very good job but I had a lot of time to do the things I enjoyed doing.
Then, about eight years ago, I got a much better job. The pay was better, but the hours were a lot longer. I bought a car and drove to work every day. I began to take people out to lunch. And I began to put on weight, too. I stopped playing tennis and going for long walks at weekends because I just didn’t have any time for things like that any more.
There’s a lot of stress (压力) in my job. Perhaps that’s why I started drinking more than I used to. For example, I used to have only half a glass of whisky when I got home, but then I started filling my glass to the top, and instead of having one glass, I would have several. I started smoking a lot, too. I never used to smoke at all.
Two months ago I had a heart attack. At first I just couldn’t believe it. Luckily it wasn’t very serious. The doctor advised me to stop smoking and to eat less. He also advised me to work less and get more exercise. But I just haven’t any time! My job takes everything out of me!
Sometimes I wonder if I should get another job. Perhaps I could do something like I used to do. But if I do that, I won’t earn as much. I have a family to support. I have to think of them, too. I just don’t know what I should do. What do you think?
1.Compared with ten years ago, what is worse for the author now?
A.His job. |
B.His pay. |
C.His means of transport. |
D.His health. |
2. According to the passage, when the author got the better job, which of the following is NOT true?
A.He got higher pay. |
B.His working hours weren’t long. |
C.He found it very stressful. |
D.He had little free time at weekends. |
3.After the author had a heart attack, the doctor advised him _____.
A.not to work any longer |
B.to take a long vacation abroad |
C.to stop smoking and take exercise |
D.not to eat out any more |
Mark Twain was a great writer. He was from the USA. He was born in 1835. He was also a famous speaker. He was famous for his sense of humour. Many people liked to listen to him talk because he liked to tell some interesting stories to make people laugh all the time.
One day Mark Twain was going to a small town because of his writing. Before he was going to leave, one of his friends said to him that there were always a lot of mosquitoes(蚊子) in the town and told him that he’d better not go there. Mark Twain waved (摇动) his hand and said, “It doesn’t matter. The mosquitoes are no relatives of mine. I don’t think they will come to visit me.”
After he arrived at the town, Mark Twain stayed in a small hotel near the station. He went into his room, but when he was just about to have a rest, quite a few mosquitoes flew about him. The waiters felt very sorry about that. “I’m very sorry, Mr. Mark Twain. There are too many mosquitoes in our town.” One of them said to him.
Mark Twain, however, made a joke, saying to the waiter, “The mosquitoes are very clever. They know my room number. They didn’t come into the wrong room.” What he said made all the people present laugh heartily.
But that night Mark Twain slept well. Do you know why? That was because all the waiters in the hotel were driving the mosquitoes away for him during the whole night.
1.That day Mark Twain went to the town _____.
A.to see one of his friends |
B.because he wanted to do something there for his writing |
C.because he was told there were a lot of mosquitoes there |
D.to see one of his relatives |
2.The waiters felt sorry because _____.
A.they did something wrong to Mark Twain |
B.their hotel was too small |
C.the room was not very clean |
D.there were quite a few mosquitoes in Mark Twain’s room |
3.All the people present laughed heartily because _____.
A.the mosquitoes were very clever and they didn’t come into the wrong room |
B.the mosquitoes knew Mark Twain’s room number |
C.Mark Twain gave the waiters some nice presents |
D.Mark Twain made a joke |
4.From the story we know _____.
A.no mosquitoes troubled Mark Twain in the night |
B.the owner of the hotel told the waiters to look after Mark Twain well at night |
C.Mark Twain didn’t have a good rest that night |
D.there were not mosquitoes in the hotel any longer |
Mary was seven years old. Her parents recently moved to a new town, and so Mary was going to a 36 school, which was a few kilometers from the house they lived in now. A school bus going around picked up 37 every morning and brought them back to their 38 every afternoon, and as both of Mary’s parents 39 to go to work, she always went on this bus.
Mary’s parents always 40 their alarm clock for seven o’clock so that none of them would be 41 . But one morning the alarm 42 to go off, and it was not until a quarter past eight that Mary’s mother suddenly 43 , looked at the clock and said, “What’s ever happened to that clock?” and then 44 into Mary’s room to wake her up.
“I’m sorry, dear,” she said, “ 45 you’ll have to wash and dress very quickly, have an even 46 breakfast and then I’ll 47 you to school on my way to the office.”
“But how can you find the 48, Mum?” Mary said, “You’ve been to school only once.”
“Yes,” her mother answered, “but you’ve done the 49 several times now on the bus, so you can be my guide to get there, can’t you?”
“Oh, yes,” said Mary, “I suppose so.” She washed, and 50 and had a quick breakfast, and then they set off. Mary told her mother to turn each time they came to a place she 51 .In this way she made her mother drive round most of the town 52 they got to her school. When they arrived, her mother saw that it was not really very far from her house.
“Why ever did you make me go such a long way round, Mary, instead of the most 53 way?” her mother asked her.
“Well, Mum,” answered Mary, “it was because I didn’t know 54 else to get here. That’s the way our bus always goes to 55 the other children to school.
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As a _______ rule, most flowers appear in spring.
A.common |
B.ordinary |
C.general |
D.original |
_______ of the students here _______ from the countryside.
A.Three-fourths; are |
B.Three-fourth; is |
C.Three-fourths; is |
D.Three-fourth; are |