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阅读下列短文，从每题所给的四个选项（A，B，C和D）中，选出最佳选项。
Petroleum is a very important mineral. It gives us heat and light. It also gives us power for our cars, planes, and ships. It gives us power for machines of all kinds.
How was petroleum formed? Scientists believe petroleum came from the remains of plants and animals. These plants and animals lived and died millions of years ago. (Remains are what is left after a plant or animal has died.) What exactly is petroleum? Petroleum is a mineral that is a mixture of hydrocarbons. It is oily liquid which may be brown, green, or black in color. The word“petroleum”comes from Greek. It means“rock oil”.
Crude oil is petroleum that comes directly from deep in the ground. It is then taken to a refinery. A refinery is a kind of factory to refine oil. At a refinery the crude oil is separated into many parts. From the refined petroleum we get important things, such as gasoline, kerosene, fertilizers, detergents, and a lot of useful things. In fact, there are thousands of such things that we can get. Petroleum really is of great value!
1．Which of the following is NOT true?
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A．Petroleum is a German word.
B．“Petroleum”suggests“coming from rocks”.
C．“Petroleum”isn't an English word in original.
D．Petroleum is named after its origin.
2．Which of the following is true?
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A．We can kill animals and plants, and get petroleum by burning them up.
B．Over a very very long period of time, dead trees and animal bodies were turned into petroleum under pressure together with other condition.
C．Petroleum is a kind of mineral, as copper of iron.
D．Petroleum has three states.
3．In the third paragraph, the underlined word“refine”can be replaced by“________”.
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A．make unmixed with other substances
B．divide
C．mix
D．choose
4．This passage is most likely to be taken from ________.
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A．a fairy tale
B．a certain newspaper
C．a popular science magazine
D．a diary
查看习题详情和答案>>完形填空
When he was a little over twenty, Carver thought he was ready 1 forward into the future. There was a college in the Minnesota town 2 his wandering life had taken him to, He was sure that 3 washing clothes he could 4 enough money to attend school . He was full of excitement. 5 the thought of learning new subjects. 6 he went to the office 7 “Entrance Application (报名处) ”and said he 8 like to be a student there. The man in the office looked at him 9 his glasses and told him that the college didn't 10 people.
How was Carver 11 as he walked out of the office? We can 12 that at first he felt breathless. But we 13 know that sometime later he tried again in the 14 state of Iowa. He asked 15 to enter Simpson College. This 16 a white woman behind the desk asked him some questions about high school subjects. She thought 17 and 18 to show her 19 . And then she said, “All right, my boy. I'll give you a 20 .”
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完形填空
阅读下面短文，掌握其大意，然后从以下各题所给的四个选项(A，B，C和D)中，选出最佳选项。
When he was a little over twenty years old, Carver thought he was ready 1 forward into the future. There was a college in the Minnesota town 2 his wandering life had taken him to. He was sure that 3 washing clothes he could 4 enough money to attend school. He was full of excitement 5 the thought of learning new subjects. 6 he went to the office 7 “Entrance Application(报名处)”and said he 8 like to be a student there. The man in the office looked at him 9 his glasses and told him that the college did not 10 colored people.
How was Carver 11 as he walked out of the office? We can 12 that at first he felt breathless, but we 13 know that sometime later he tried again in the 14 state of Iowa. He asked 15 to enter Simpson College. This 16 a white woman behind the desk asked him some questions about high school subjects. She thought 17 and 18 to show her 19 . And then she said, “All right, my boy, I'll give you a 20 .”
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