高中英语Unit3Backtothepast试题Word下载.docx

1、5,阅读下面短文，掌握其大意，然后从所给的A、B、C、D四个选项中，选出最佳选项。About 27 countries have visited Antarctica for scientific research. 21 the living conditions are very hard, many scientists 22 to stay there for long periods of time. So, how do they manage their lives on the ice? Well, during the 23 , the temperature in Anta

2、rctica reaches about 20. It falls to about 60 in the winter. So, 24 there are 24 hours of sunshine, scientists must keep wearing all the correct clothes to 25 them from the cold. These clothes include jeans, running shoes, jackets, long underwear, boots and woolen socks.Although highly technical clo

3、thing provides much 26 against the extreme cold, scientists often need to 27 when there is an icy wind blowing and the temperature is 30. Natural protection such as facial hair can also 28 .“Thats 29 many researchers wear a 30 . It really does keep you warm,” says German explorer Arved Fuchs.Usually

4、, the polar researchers have 31 meals. Some 32 have feasts on holidays like Christmas and New Years Day. 33 are always welcomed and usually finished the quickest. Life on the ice means living with other researchers in 34 living spaces. Most people sleep in dorm style rooms. More remote field camps u

5、se 35 tents. So, at least some researchers dont have to 36 with annoying snores （鼾声）.But what do they do for 37 in their spare time? There are actually a lot of things they can do. They watch movies, read tons of books, listen to music, paint and ski. Some 38 researchers might even do some knitting

6、（针织）.Its important for polar researchers to be in good physical condition. They can be required to 39 to heights of more than 3,000 meters and the Antarctic atmosphere has less oxygen than that of any other 40 .21. A. Although B. But C. Because D. Unless22. A. supposed B. used C. ought D. have23. A.

7、 spring B. summer C. winter D. autumn24. A. as if B. as long as C. even if D. in case25. A. prevent B. separate C. free D. protect26. A. warm B. food C. air D. protection27. A. go outside B. stay indoors C. sleep on ice D. work at home28. A. help B. do C. mind D. depend29. A. how B. where C. why D.

8、when30. A. hat B. shirt C. raincoat D. beard31. A. bad B. good C. sweet D. common32. A. even B. still C. ever D. yet33. A. Books B. Vegetables C. Songs D. Letters34. A. comfortable B. bright C. tight D. big35. A. common B. advanced C. small D. separate36. A. catch up B. keep up C. make up D. put up3

9、7. A. sports B. fun C. work D. research38. A. female B. male C. polar D. Russian39. A. skate B. run C. climb D. fly40. A. state B. city C. continent D. country6,Hitting your smallest toe on the edge of a large piece of furniture in the middle of the night.Missing the bus at 11:30 at night in the rai

10、n without an umbrella.Having bad breath while talking to a beautiful woman.You pretend not to understand something in order to make a joke, and instead people think you really are stupid.You have a great idea, and have just finished telling everyone about it when someone brings up a point that makes

11、 you look like an idiot.You throw something away that you havent used for three years, and the next week you discover you really need it.You borrow something and forget to return it for so long you find yourself wondering which is worse-to give it back and be embarrassed, or pretend to forget and ho

12、pe the owner forgets too.Somebody finds your diary and reads it.Someone who knows you but hasnt seen you in years comes over and starts a conversation, but you have no idea who the person is.You tell someone a lie, and they catch you out red-handed （当场）.You gather the attention of everyone present a

13、nd make the announcement, “I forgot what I was going to say.”You walk into a room and forget why you went there.Carrying a bag of rubbish in one hand and your car keys in the other, you throw away your car keys and start walking toward the car with the bag of rubbish still in your hand.You turn to l

14、ook at your watch with a glass of milk in your hand and it spills on the floor.You stand in line for 10 minutes to buy something, then you write a check and realize you left your ID at home. You cut yourself, but, since it doesnt hurt, you dont realize it until blood gets over everything.You say, “O

15、h, look at all the beautiful rain were having,” then go home to find that your roof has leaked all over your things.When someone calls you for information and makes you wait while they find a pen. 1. The author wrote the passage _. A. to tell some unpleasant situations we might meet in daily life B.

16、 to tell us unpleasant experiences in life C. to warn us to avoid bad luck D. to list the worst experiences everyone hates 2. When do you feel embarrassed because of borrowing something? A. Not knowing whether to return it or not. B. Waiting for its owner to forget it. C. Pretending to forget it. D.

17、 Failing to give it back long after it is borrowed. 3. Whats your exact feeling when you forget what you wanted to say?A. Sorrow. B. Shame.C. Pity. D. Pain. 4. Which situation mentioned in the passage might make you angry?A. You walk into a room and forget why you went there.B. You throw something a

18、way that you havent used for three years, and the next week you discover you really need it.C. When someone calls you for information and makes you wait while they find a pen. D. You tell someone a lie, and they catch you out red-handed.7,Where is that noise coming from? Not sure? Try living with yo

19、ur eyes closed for a few years.Blind people are better at locating sounds than people who can see, a new study says, Without the benefits of vision the ears seem to work much better.Previous studies have shown that blind people are better than others at reaching out and touching the sources of sound

20、s that are close by. Researchers from the University of Montreal wanted to see if blind people were also better at locating sounds that are far away.Twenty-three blind people participated in the study. All had been sightless for at least 20 years. Fourteen of them had lost their vision before age 11

21、. The rest went blind after age 16. The experiment also included 10 people who could see but were wearing blindfolds（遮眼布、眼罩）.In one task, volunteers had to pick the direction of a sound coming from about 3 meters away. When the sound was in front of them or slightly off center in front, both groups

22、performed equally well.When sounds came from the side or the back, however, the blind group performed much better than the blindfolded group. The participants who had been blind since childhood did slightly better than those who lost their sight later.Recognizing the locations of distant sounds can

23、be a matter of life-or-death for blind people, say the researchers. Crossing the street, for instance, is much harder when you cant see the cars coming.Still, the researchers were suprised by how well the blind participants did, especially those who went blind after age 16. In another experiment, th

24、e scientists also found that parts of the brain that normally deal with visual information became active in locating sound in the people who were blind by age 11. These brain parts didnt show sound-location activity in the other group of blind people or in the sighted people. The scientists now want

25、 to learn more about the workings of brains of “late-onset” blind people.1. The recent study shows blind people are better at telling _.A. the sources of loud sounds B. the locations of distant soundsC. the direction of sharp sounds D. the distance of a sound in front of them2. Which of the followin

26、g statement is true?A. The researchers are quite sure about the workings of brains of “late-onset” blind people.B. People who were blind before age 11 are better at crossing the street than those after 16.C. Parts of the brain of those who went blind by age 11 became active in locating sound.D. The

27、blind folded performed better at locating sounds in front.3. If people were asked to tell the direction of a sound from the side, who would perform best?A. Those who are blind. B. Those who have gone blind since children.C. Those who went blind at age 16. D. Those who are blindfolded.4. Which would

28、be a proper title for the passage?A. A Research on Blind People B. Where is That Noise Coming FromC. Hearing Better in the Dark D. What if Living Without Your Eyes?8,For most of us, Hawaii begins to weave her spell with some little glimmer of awareness. A friend describes a sunset off Waikiki. We he

29、ar the twang （弹拨） of a steel guitar. Or we open a magazine and there it is. Golden beaches and golden people. Sun, sand, sea, and surf. And somewhere between the blue skies and the palm trees. were hooked（入迷的）.The Hawaiian Islands are one of the most beautiful places on earth. The weather is friendl

30、y. The temperature ranges from 60-90 degrees all year long. Its a little warmer in summer, and a little cooler in winter, but every day is a beach day for somebody.The environment is friendly. The physical beauty of Hawaii is almost unparalleled. Majestic（雄伟的）mountains were created millions of years ago by volcanic（火山的