题目列表(包括答案和解析)
61. The way animal develops its defence methods depend on all of the following except _____.
A. its habitat B. its body language
C. its shape and color D. body parts
60. How do you understand the sentence “All animals are part of the food chain:”
A. All animals must help each other to survive.
B. Every kind of animal has an eating-and-being-eaten relation with other animals.
C. All animals are a big family.
D. All animals depend on food to live.
59. What do all animals have in common to protect themselves?
A. Pretending to be dead B. Hiding or running away
C. Using their bodies to fight back D. Changing their size
58. The best title for this passage is_______.
A. Cloning, Good or Bad
B. Who really Need Cloning
C. First Human Cloning Arriving Soon.
D. How Far Cloning Goes
B
All animals are part of the food chain: they are listed on someone else’s menu and always run the risk of ending up as someone else’s lunch, dinner or snack.
To protect themselves from being eaten and to survive in the wild, many animals have developed clever ways to escape from or avoid danger.
Like human beings, animals often try to hide or run away when they are being attacked. Many animals have adapted to their environment in such a way that they can hide better. Having the right colour can make a difference. Many animals have the same or similar colour as their environment, making it more difficult for other animals to find them. Some can change colour very quickly, even in a few seconds. Other animals and insects have a body shape that helps them hide. Some insects look just like a small stick and can easily hid in a tree or bush.
If it is too late to hide or run away, an animal must use other methods to survive an attack. One type of snake that lives in Texas has developed an interesting way to defend itself. If it is attacked, it first makes itself look bigger and pretends to be a dangerous snake. If that doesn’t work, the snake uses another trick: it rolls over, opens its mouth and acts as if it were dead. The snake is such a good actor that it seems quite dead. If someone picks it up, it hangs like a rope and doesn’t move. However, if you roll it back on its stomach, it will roll over on its back again in order to look dead.
Another way to survive an attack is to have useful body parts. The turtle has a thick shell that protects it from its enemies, and other animals have teeth, claws, and horns that they can use to defend themselves. There are also animals that can use their tails to fight off attackers. A long tail can be used to hit an attacker, and there is even an animal whose tail will break off so that it can run away if someone grabs it.
The best way to stay safe is to develop a way to receive an early warning when danger comes. Many animals stay together in large groups and use sounds and body language to warn each other if they see or hear something suspicious. Some animals even work together with other species to say safe. The birds you often see on the back of a water buffalo have an important job: they help warn the buffalo of danger.
57. We may infer from this passage that ______.
A. some famous people can not be cloned at present
B. Dr Panayiotis Zavos is interested in children
C. his research is under way in many countries
D. many people support Dr. Panayiotis’ work
56. According to Dr Panayiotis Zavos, _______.
A. their work was stopped from advancing by European Union
B. he will continue his try and is confident in his work
C. he is interested in cloning and breeding famous people.
D. cloning human is great progress in human history.
60.What does the last sentence of the passage imply?
A.Airline profits in America will be under even greater pressure.
B.The population of obese people will increase rapidly.
C.American airlines will charge more for fuels.
D.Fast food restaurants will be forced to change their menus.
(2)
A
When researchers made their first clone of an animal, Dolly the Sheep, in 1997, one doctor said: “The genie (妖怪) is out of the bottle.” But then he tried to actually create the “genie”--- by making a human clone.
Dr. Panayiotis Zavos told the public on October 5 that he could create the first cloned human before the end of the year. He is an expert on human copying and breeding from the University of Kentucky in the United States.
His workers have been stopped from carrying out research in most European Union countries, but Zavos said that fact was not slowing progress.
“It is going well enough so we may try the first production of cloned embryos in the very near future, that is, three or four months from now.” Cypriot-born Zavos said. He moved to the United States over 30 years ago.
Human cloning could, in effect, create a copy of another living or dead person.
But Zavos insisted there was nothing harmful in the project. As an expert on human reproduction, he said he is only interested in helping couples who cannot naturally have babies to have a child.
“We are not interested in cloning people like Bin Laden, Michael Jackson or Michael Jordan,” the doctor added.
“We are only interested in helping a father who does not have the ability to have a biological child of his own.”
Zavos said thousands of childless people from all over the world are helping in their research.
He would not say where the research is under way, but indicated that it is in more than one country.
59.What measures did many American airlines take in response to the record increase in the price of crude oil last year?
A.They increased the average passenger weight when calculating aircraft loads.
B.They brought up their ticket prices.
C.They charged obese travelers for two seats.
D.They overcharged travelers’ luggage.
58.The underlined word “those” (paragraph 2) most probably refers to .
A.overweight travelers B.overloaded cases
C.travelers’ waistlines D.extra large seats
57.The underlined phrase “gone bust” (paragraph 2) is closest in meaning to .
A.become stronger B.got banned
C.failed financially D.expanded further
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