题目列表(包括答案和解析)
Bacteria(细菌) are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in micron. One micron is a thousandth of a millimeter; a pinhead is about a millimeter across, Rod-shaped bacteria are usually from two to four microns long, while rounded ones are generally one micron across. Thus, if you magnified a rounded bacterium a thousand times, it would be just the size of a pinhead, while a grown-up human enlarged by the same amount would be over a mile tall.
Even with an ordinary microscope(显微镜), you must look closely to see bacteria. Using a magnification of 100 times, one can hardly find bacteria. Nor can one make out anything of their structure(结构), of course. Only by using special colors, can one see that some bacteria have wavy-looking “hairs” called flagella. Others have only one flagellum. The flagella move round a central point, pushing the bacteria through the water. Many bacteria lack flagella and cannot move about by their own power, while others can move along over surface by some little-understood “machinery”.
From the bacterial point of view, the world is a very different place from what it is to humans. To a bacterium, water is as thick as molasses(糖浆) is to us. Bacteria are so small that they are affected by the movements of the chemical molecules(分子) around them. Bacteria under microscopes, even those with no flagella, often jump up and down in the water. This is because they knock with the water molecules and are pushed this way and that.
36. The underlined word magnified means _______________.
A. enlarged B. widened
C. killed D. caught
37. We know from the passage that _______________ is the smallest.
A. a pinhead B. a rounded bacterium
C. a microscope D. a rod-shaped bacterium
38. The relationship between a bacterium and its flagella is most nearly like which of the following?
A. A rider jumping on a horse back
B. A ball being hit by a bet
C. A boat powered by a motor
D. A door closed by wind
39. Why does the writer compares water to molasses in the third paragraph?
A. To tell us how difficult it is for bacteria to move through water.
B. To suggest that bacteria are fond of different liquids.
C. To show different chemicals are of different structures.
D. To show that bacteria are the best swimmers.
40. Which of the following is the main topic of the passage?
A. The characteristic (特点) of bacteria.
B. How bacteria reproduce.
C. The various parts of a bacterium’s body
D. How bacteria cause diseases.
阅读下面短文 ,掌握其大意 ,然后从36-55各题所给的四个选项中 ,选出最佳选项。
Preparing for tomorrow
Sixth-grade schoolteacher Ms.Shelton believed in readiness.Students remembered how she walked in on the first day of class and began writing words of eighth-grade on the 36 .They quickly protested that the words were not on their 37 and they couldn’t learn them.
Their teacher insisted that the students could and would learn these 38 .She said that she would teach them something that should be given.Ms.Shelton 39 by saying that one of the students in the classroom could go on to 40 , maybe even be president someday, and she wanted to prepare them for that day.
Ms.Shelton spoke those words many years ago. 41 did she know that someday one of her students—Jesse Jackson—would take them 42 .She believed that if they were well prepared, they could 43 high goals.
Ralph Waldo Emerson once said, “People only see what they are 44 to see.” If that’s true, then it is also 45 that they only become what they are prepared to become.And many things in life are just about getting ready.
“I want to be doing something more 46 with my life than what I am doing now,” a young man once said to me.He 47 what he was doing was just not that important.Other people have said things to me such as, “I only 48 I had a meaningful relationship.” And, “I’d really like to get a better job, but I just don’t see 49 .”
You fill in the blanks.What is it you would like to 50 that isn’t happening? Perhaps the answer is that you are not yet 51 .Maybe you need more time to prepare before you are truly ready for that which you 52 .
Think of today as another chance to 53 yourself for the exciting future you are looking for.Today is not wasted.If you desire more from 54 , then you can use today as training.For you will experience only what you are prepared to 55 .Something wonderful can happen.And you can use today to get ready for tomorrow.
1.A.desk B.wall C.chalkboard D.door
2.A.duty B.desk C.mind D.level
3.A.words B.grammars C.pronunciations D.sentences
4.A.started B.ended C.warned D.reminded
5.A.greatness B.wealth C.honor D.failure
6.A.Seldom B.Little C.Hardly D.Totally
7.A.nervously B.eagerly C.seriously D.simply
8.A.keep B.have C.set D.achieve
9.A.prepared B.forced C.attracted D.tempted
10.A.proper B.exact C.legal D.true
11.A.difficult B.significant C.pleasant D.interesting
12.A.boasted B.behaved C.felt D looked
13.A.wish B.expect C.hope D.imagine
14.A.what B.when C.why D.how
15.A.survive B.happen C.gain D.win
16.A.adventurous B.active C.ready D.intelligent
17.A.concern B.arrange C.adore D.desire
18.A.prepare B.enjoy C.imagine D.conduct
19.A.history B.nature C.life D.marriage
20.A.suffer B.experience C.struggle D.work
完型填空。(共20小题;每小题1.5分,满分30分)
阅读下面短文,掌握其大意,然后从下列各题所给的四个选项(A、B、C和D)中,选出最佳选项.
Twenty years ago, I drove a taxi for a living. One night I went to ___31___ a passager at 2:30 a.m. When I arrived to ___32___ the passager, I found the building was dark except for a single light in a ground floor window.
I walked to the___33___ and knocked,“Just a minute,”answered a weak ,elderly voice. After a long pause, the door opened. A small woman ___34___ her eighties stood before me. By her side was a small suitcase.
I took the suitcase to the car,and then returned to help the woman. She took my arm and we walked slowly toward the car.
She kept thanking me for my kindness.“It’s __35____,”I told her,“I just try to treat my passengers the way I would want my mother __36____.”
“Oh, you’re such a good man,”she said. When we got into the taxi, she gave me a/an ___37___,and then asked,“could you drive ___38___ downtown?”
“It’s not the shortest way,”I answered quickly.
“Oh, I’m in no hurry,”she said,“I’m on my way to a hospice(临终医院).I don’t have any family left. The doctot says I don’t have very long.”
I ___39____ reached over and__40____ the meter(计价器)
For the next two hours, we drove through the city. She showed me the buildings, __41____ the manufactory where she had once worked, the neighborhood where she had lived , and the furniture shop __42____had once been a ballroom where she had gone dancing as a girl.
Sometimes she’d ask me to solw down in front of a __43____ building and would sit staring into the darkness, say nothing.
__44____, she suddenly said,“I’m tired, Let’s go now.”
We drove in silence to the address she had given me.
“___45___ do I owe you?”she asked.
“Nothing,”I said.
“You ___46___ make a living,”she answered. “Oh, there are other ___47_____.”I answered.
Almost without thinking. I __48____ and gave her a hug. She __49____ me. Our hug ended with her remark,“You gave an old woman a little moment of __50____.”
1. |
|
2. |
|
3..
A.window |
B.room |
C.taxi |
D.door |
4. |
|
5. |
|
6. |
|
7. |
|
8. |
|
9. |
|
10. |
|
11. |
|
12. |
|
13.
A.beautiful |
B.normal |
C.unusual |
D.particular |
14. |
|
15. |
|
16. |
|
17.
A.people |
B.travellers |
C.customers |
D.passengers |
18. |
|
19. |
|
20. |
|
The young couple had another quarrel. They were sitting silently when the landlady(女房东) came in and asked, “You don’t 36 the house any more?” He kept silent and she 37 shook her head.
The landlady began 38 the house. After looking around, the landlady screamed, “See how you have 39 my house? The walls are full of nails(铁钉)! How could I rent it to others?”
She began looking around her 40 room. Four years ago on the wedding night, he felt deeply 41 to her, saying, “I feel so sorry to you for 42 you live in this small room. In the future I will buy our own big house.”
This tiny room has two nails on the wall next to the door, one for her bag and the other 43 . At that time, she threw all her stuff(填充物)such as her bag and umbrella on the 44 once she entered the room, staring at the whole 45 and feeling terribly upset. Then he began 46 more nails into the wall. There were three nails on the left, on which 47 his clothes yesterday and four on the right used to 48 their wedding photo frame.
The landlady started to pull the nails out with a tool. After the nails were 49 , the walls were left with countless holes. Suddenly, she felt heartbroken as if she were 50 nonstop through these holes.
She 51 to her feet and exclaimed, “Stop removing the nails! We will rent the house 52 we buy our own!” He gazed at her surprised, and then turned round, tears over his cheek.
She 53 realized that marriage was like a wall and that all 54 and “cold wars” were like the nails on the wall. 55 , when they were removed, only a wall with holes would remain. But if all the nails were still in their own places, the wall was still complete and reliable.
1. A.like B.clean C.rent D.keep
2. A.simply B.barely C.coldly D.proudly
3. A.observing B.examining C.watching D.spotting
4. A.shared B.ruined C.kept D.decorated
5. A.familiar B.dirty C.empty D.bright
6. A.devoted B.attached C.optimistic D.guilty
7. A.leaving B.having C.asking D.getting
8. A.clothes B.pictures C.umbrellas D.hats
9. A.floor B.wall C.ceiling D.door
10. A.trouble B.mess C.confusion D.order
11. A.putting B.striking C.driving D.beating
12. A.hung B.fastened C.dropped D.swung
13. A.connect B.fix C.hang D.put
14. A.replaced B.separated C.unfastened D.removed
15. A.crying B.aching C.bleeding D.disturbing
16. A.jumped B.held C.stuck D.got
17. A.if B.unless C.as D.until
18. A.especially B.eventually C.fortunately D.sadly
19. A.chaos(混乱) B.troubles C.quarrels D.challenges
20. A.Therefore B.Besides C.Thus D.However
第二节 完形填空 (共20小题;每小题1.5分,满分30分)
阅读下面短文,从短文后各题所给的四个选项(ABCD)中,选出可以填入空白的最佳答案,并在答题卡上将该选项涂黑。
Preparing for tomorrow
Sixth-grade schoolteacher Ms.Shelton believed in readiness.Students remembered how she walked in on the first day of class and began writing words of eighth-grade on the 36 .They quickly protested that the words were not on their 37 and they couldn’t learn them.
Their teacher insisted that the students could and would learn these 38 .She said that she would teach them something that should be given.Ms.Shelton 39 by saying that one of the students in the classroom could go on to 40 , maybe even be president someday, and she wanted to prepare them for that day.
Ms.Shelton spoke those words many years ago. 41 did she know that someday one of her students—Jesse Jackson—would take them 42 .She believed that if they were well prepared, they could 43 high goals.
Ralph Waldo Emerson once said, “People only see what they are 44 to see.” If that’s true, then it is also 45 that they only become what they are prepared to become.And many things in life are just about getting ready.
“I want to be doing something more 46 with my life than what I am doing now,” a young man once said to me.He 47 what he was doing was just not that important.Other people have said things to me such as, “I only 48 I had a meaningful relationship.” And, “I’d really like to get a better job, but I just don’t see 49 .”
You fill in the blanks.What is it you would like to 50 that isn’t happening? Perhaps the answer is that you are not yet 51 .Maybe you need more time to prepare before you are truly ready for that which you 52 .
Think of today as another chance to 53 yourself for the exciting future you are looking for.Today is not wasted.If you desire more from 54 , then you can use today as training.For you will experience only what you are prepared to 55 .Something wonderful can happen.And you can use today to get ready for tomorrow.
1.A.desk B.wall C.chalkboard D.door
2.A.duty B.desk C.mind D.level
3.A.words B.grammars C.pronunciations D.sentences
4.A.started B.ended C.warned D.reminded
5.A.greatness B.wealth C.honor D.failure
6.A.Seldom B.Little C.Hardly D.Totally
7.A.nervously B.eagerly C.seriously D.simply
8.A.keep B.have C.set D.achieve
9.A.prepared B.forced C.attracted D.tempted
10.A.proper B.exact C.legal D.true
11.A.difficult B.significant C.pleasant D.interesting
12.A.boasted B.behaved C.felt D. looked
13.A.wish B.expect C.hope D.imagine
14.A.what B.when C.why D.how
15.A.survive B.happen C.gain D.win
16.A.adventurous B.active C.ready D.intelligent
17.A.concern B.arrange C.adore D.desire
18.A.prepare B.enjoy C.imagine D.conduct
19.A.history B.nature C.life D.marriage
20.A.suffer B.experience C.struggle D.work
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