Death is natural, but do you have any idea of the process of dying? Modern scientists divide the process of dying into two stages---clinical or temporary death and biological death. Clinical death occurs when the vital organs, such as the heart or lungs, have ceased to function, but have not suffered permanent damage. The organism can still be revived(复活). Biological death occurs when changes in the organism lead to the “breaking up” of vital cells and tissues. Death is then unchangeable and final.
Scientists have been seeking a way to lengthen the period of clinical death so that the organism can remain alive before biological death occurs. The best method developed so far involves cooling of the organism, combined with narcotic(麻醉的) sleep. By slowing down the body’s metabolism(新陈代谢), cooling delays the processes leading to biological death.
To illustrate how this works, scientists performed an experiment on a six-year-old female monkey called Keta. The scientist put Keta to sleep with a narcotic. Then they surrounded her body with ice-bags and began checking her body temperature. When it had dropped to 28 degrees the scientists began draining(流光466) blood from an artery(动脉). The monkey’s blood pressure decreased and an hour later both the heart and breathing stopped: clinical death set in. For twenty minutes Keta remained in this state. Her temperature dropped to 22 degrees. At this point the scientists pumped blood into an artery in the direction of the heart and started artificial breathing. After two minutes Keta’s heart became active once more. After fifteen minutes, spontaneous(自发的)breathing began, and after four hours Keta opened her eyes and lifted her head. After six hours, when the scientists tried to give her a penicillin injection, Keta seized the syringe(注射器)and ran with it around the room. Her behavior differed little from that of a healthy animal.
1.For a person who suffers from the clinical death ___________.
A. he still has the possibility of getting back to life
B. his most important organs are damaged.
C. he can not avoid final death.
D. he is still very much alive
2.Scientists try to make the time of clinical death longer in order to___________.
A. slow down the body’s metabolism.
B. bring vital cells and tissues back to active life.
C. delay the coming of biological death.
D. cool the organism.
3. How did the scientists put Keta into clinical death?
A. By surrounding her body with ice-bags and draining her blood.
B. By lowing her blood pressure and stopping her heart from beating.
C. By draining her blood, lowering her blood pressure and stopping her breathing.
D. By putting her to sleep, lowering her temperature and draining her blood.
4.All of the following indicate that the monkey has almost restored to her original physical state except the fact that___________.
A. her heart beat again.
B. she regained her normal breath.
C. she rejected a penicillin injection.
D. she acted as lively as a healthy monkey.
A store that sells husbands has just opened in Ottawa where a woman may go to choose a husband from many men.
The store consisted of 6 floors and the men increase in positive attributes(品质,特点)as the shopper goes up the flights. There is, however, a catch(陷阱). As you open the door to any floor you may choose a man from that floor, but if you go up a floor, you cannot go back down except to exit the building.
So a woman goes to the shopping center to find a husband. On the first floor the sign on the door reads: Floor 1— These men have jobs. The woman reads the sign and says to herself, “Well, that’s better than my last boyfriend, but I wonder what’s further up?”
So up she goes. The second floor sign reads: Floor 2 — These men have jobs and love kids. The woman remarks to herself, “That’s great, but I wonder what’s further up?”
And up she goes again. The third floor sign reads: Floor 3 — These men have jobs, love kids and are extremely good-looking. “Hmm, better.”
The fourth floor sign reads: Floor 4 — These men have jobs, love kids, are extremely good-looking and help with the housework. “Wow!” exclaims the woman, “Very tempting. But, there must be more, further up!”
And again she heads up another flight. The fifth floor sign reads: Floor 5 —These men have jobs, love kids, are extremely good-looking, help with the housework and have a strong romantic character. “ Oh, mercy me! But just think…what must be awaiting me further on?”
So up to the sixth floor she goes. The sixth floor sign reads: Floor 6 –You are visitor 3, 456, 789,012 to this floor. There are no men on this floor. Thank you for shopping Husband Mart and have a nice day.
1.Women tend to go up the floor until they reach the top floor because _____.
A. they think the husbands downstairs are not suitable
B. they are sure that the best husbands are on the top floor
C. they think even better husbands may be upstairs
D. they know the catch very well
2.The writer intends us to believe that _____.
A. husbands are hard to shop
B. women are hard to please
C. women think they are better than men
D. women can’t be too careful when choosing husbands
3.We can infer from the passage that _____.
A. women are not good at shopping husbands
B. more women will leave the shop alone
C. women are romantic
D.women are more kind than men
书面表达
下面的饼状图反映了某校高中生课余活动调查结果,请根据图表信息一篇100字左右的作文。第一段已给出。
The pie chart reveals the survey result concerning the after-school activities the high school students prefer.
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短文改错
下文中共有10处错误,每句最多两处,错误涉及一个单词的增加、删除或修改。
增加:在缺词处加一个漏字符号(︿),并在其下面写出该加的词。
删除:删除多余的词用斜线(\)划掉。
修改:在错的词下画横线,并在该词下面写出修改后的词。
注意:1. 每处错误及其修改仅限一词;2. 只允许修改10处,从11处起不计分。
If you admitted to an university in China, regardless by whatever you choose as your major, there's one compulsory course that you can not avoid it: English. The fact is what you can probably miss attending English classes when other course are taught, but you'd better take English serious. Failing in the national College English Test, you may not be able to secure you Bachelor's degree, even if you have your own major doing well. Each student learn a foreign language, mostly English, from Day One of their compulsory education. Such policy has been in place since the nation's reform and opening up in the early 1980s.
在短文空白处填写适当的词(每空不多余3个词)或所给词的正确形式。
Six men have been trapped in a mine for seventeen hours. If they are not brought to the surface soon they may lose their 1. (life). However, rescue operations are 2. (prove) difficult. If explosives are used, vibrations will cause the roof of the mine 3. (collapse). Rescue workers are therefore drilling a hole on the north side of the mine. They intend to bring the men up in 4. special capsule. 5. there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours. As it is, they have been drilling for sixteen hours and they still have a long way to go. Meanwhile, a microphone, which 6. (low) into the mine two hours ago, has enabled the men to keep in touch with the closest relatives. Though they are running out of food 7. drink, the men are 8. (cheer) and confident that they will get out soon. They have been told that rescue operations are progressing 9. (smooth). If they knew how difficult it was to drill 10. the hard rock, they would lose heart.
完形填空,阅读下列短文,从每题所给的A,B,C,D四个选项中选出最佳答案。
Once upon, there were two traveling angels who stopped to spend the night in the home of a wealthy family. The family was impolite and to let the angels stay in the guest room. Instead, the angels were given a space in the underground room. As they their bed on the hard floor, the older angel saw a hole in the and repaired it. When the younger angel asked why, the older angel , "Things aren't always what they seem."
The next night the pair came to rest at the house of a very , but very kind farmer and his wife. sharing what little food they had, the couple let the angels sleep in their bed________ they could have a good night's rest. When the sun came up the next morning, the angels found the farmer and his wife in . Their only cow, whose milk had been their only income, lay in the field.
The younger angel was very angry and asked the older angel, "How could this ? Why did you not watch out for the cow? The first man had ________ , yet you watched over his house," she accused. "The second family had little but was ________ to share everything, and you did not help."
"Things aren't always what they seem," the older angel replied. "When we ________ in the underground room, I noticed there was gold ________ in that hole in the wall. Since the owner was so greedy and unwilling to________ his good fortune, I asked God if I could ________ the wall so he couldn't find it. Then last night as we slept in the farmer's bed, the angel of death came for his wife. I asked God if the angel could take the cow ________. You see, things aren't always what they seem. "
Sometimes this is exactly what happens when things don’t ________ the way they should. You need to ________ that every outcome is always to your advantage. You might not know it until sometime later.
1.A. decided B. preferred C. agreed D. refused
2.A. cool B. cold C. warm D. comfortable
3.A. made B. set C. fixed D. decorated
4.A. ground B. ceiling C. wall D. window
5.A. screamed B. spoke C. sang D. replied
6.A. rich B. poor C. lucky D. fortunate
7.A. Before B. Since C. After D. When
8.A. where B. what C. why D. which
9.A. sweat B. tears C. power D. danger
10.A. happy B. disappointed C. alive D. dead
11.A. appear B. happen C. run D. operate
12.A. something B. nothing C. none D. everything
13.A. willing B. reluctant C. disgusting D. surprising
14.A. parked B. camped C. stayed D. remained
15.A. stored B. stolen C. robbed D. picked
16.A. divide B. show C. share D. Separate
17.A. crash B. erase C. smash D. seal
18.A. instead B. beyond C. away D. aside
19.A. turn in B. turn out C. turn to D. turn off
20.A. hope B. wish C. trust D. suppose