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1、Unit 4 Section III 课时训练i .单词拼写1. As we all know, QianXuesen is a famous（物理学家）.答案：physicist2. In the wild, this fish can reach a（重量）of 5 kilos.答案：weight3. His sister is studying（生物.学）at college.答案：biology4. Do you know the name of the（卫星）？答案：satellite5. . The young man knows little about Newtons Law
2、of（万有弓I 力）.答案:GravityII .短语填空get close to, make a trip, get the hang of, watch out, break out1. I am surprised that a quarrel between the two neighbours because theyused to be close friends.答案：broke out2. Do while you are crossing the street.答案：watch out3. After two monthstudying, I finally driving.
3、答案：got the hang of4. Last month I to Wuhan and learned a lot, which was very helpful.答案： made a trip5. As everybody knows, walking in the outside can help us to nature.答案：get close toHL单项填空1. When the fire，the people in the building lost their head and ran in all directions.A. broke inB. broke awayC
4、. broke outD. broke down解析：句意：当火灾发生时，楼里的人们吓坏了，四处逃窜。break in “破门而入”； break away “挣脱”；break out 爆发；break down 抛锚，垮掉”。答案：C2. 一Im thinking of the test tomorrow.Fm afraid I cant pass this time.! Im sure youll make it.A. Go aheadB. Good luckC. No problemD. Cheer up解析：句意：我正在想明天的考试。恐怕这次我过不了关。振作点！我相信你 一定能行。G
5、o ahead!“干吧！ Goodluck! 祝你好运！ No problem! “没问题！ Cheer up! “振作点！ ”答案：D3. Ive heard the music, I understand why you like it.A. UnlessB. Even thoughC. Now thatD. In case解析：句意：既然我听了这音乐，我就明白你为什么喜欢它了。unless除非；even though 即使；now that 既然；in case 万一。答案：C4. The old photo called up my memory of the small forest
6、 during my childhood, through which a clean stream.A. floatedB. flowedC. floodedD. flew解析：句意：这张老照片让我想起了童年的小树林，一条清澈的小溪在其中流淌。float 飘；flow流淌；flood发洪水；flew是fly的过去式。答案：B5. 一Why dont you like, your job?一Its always being by my director.A. watched atB. watched outC. watched overD. watched on解析：watch over “监
7、视；监督”。句意：你为什么不喜欢你的工作？总是被 我的领导监督。watch不和at, on连用；watch out”当心；提防”。答案：C6. 一Whats thelike when you were in Shanghai that day?一It was sunny, and you know the there is warm and wet all year round.A. climate； weatherB. weather； climateC. climate； climateD. weather； weather解析：weather指的是短期的、具体某一天的天气。climate
8、指的是长期的天气特征，意 为“气候”。第一空问的是具体那天的天气，第二空是说上海一年到头的气候。故选B项。答案：B7. They set down the curtain to the sunshine.A. block outB. block upC. block inD. block off解析：block out意为“遮住（光线）” ；block up意为“塞住” ；blockin意为“画出某物 的草图，筹划“；block off意为“封锁”。根据句意应选A项。答案：A8. Anns ill, but with careful nursing she will soon.A put on
9、B . get overC. pull throughD. carry out解析：句意：安生病了，但是在精心的护理下，她很快会恢复健康。puton “穿上”； get over “克服” ；pull through “恢复健康 ” ；carry out “执行”。答案：C9. 一Do you feel like going on picnic this weekend?-.1 was thinking,about how to relax myself.A. I believe notB. Not reallyC. I couldnt agree moreD. What a pity解析：句
10、意：本周末你想去野餐吗？ 我非常同意，我正想着怎样放松一下呢。“I couldnt agree more.” “我很赞同。”答案:C10. Robert is interested in astronomy and he wishes he could make a trip intospace one day.A. the； theB. an； theC. an； D. ； 解析：句意：罗伯特对天文学感兴趣，他希望能有一天去太空旅行。学科名词前不加冠 词;space, nature这类词前也不加冠词。答案：D11. He speaks English well indeed, but of
11、course not a native speaker.A , as fluent asB. more fluent thanC. as fluently asD. much fluently than解析：由句意及句子结构可知，此处应用副词fluently修饰动词speak。表示“不如那样流利”，应用“notas/soas。故答案为C项。答案：C12. （2011 陕西高考）The new. stadium being built for the next Asian Games will be the present one.A. as three times big asB three
12、times as big asC. as big as three timesD. as big three times as解析：该题考查“倍数+ as+矽/加+ 5”结构，因此选B项。答案：B13. She spent the whole afternoon on her back in the pool.A. floatingB. windingC. trickingD. escaping解析：句意：她整个下午都仰面浮在水池里。float ”（在水中）漂浮”，符合句意。wind 蜿 蜒；缠绕；trick “诱导”；escape “逃跑”。答案：A14. She was always wi
13、th the children in the kindergarten, never hitting nor scolding them.A. carefulB. calmC. strictD. gentle解析：句意：她对幼儿园的孩子总是很温和，从来不打不骂。gentle ”温和的，温柔的”， 符合句意。careful ”仔细的，认真的；细心的“ ；calm “心情平静的；风平浪静的“；strict ”严 厉的；严格的”。答案：D15. The branch came down with a.A. panicB. crashC. dashD. drop解析：句意：树枝啪啦一声掉了下来。cra
14、sh ”（东西倒下、坠落、打破等时发出的）碰撞 声”，符合句意。panic “惊恐”；dash “猛冲” ；drop 坠落”。答案：BIV.阅读理解AIf man were to disappear from the face of the Earth today, his footprint on the planet would remain for a very short time in geological terms.Within hours, nature would begin to eradicate（根除）its impact.In 50,000 years all tha
15、t would remain would be archaeological traces.Only radioactive materials and a few man-made chemical pollutants would last longer.Modern human beings have managed just 150,000 years on Earth, and by contrast, the dinosaurs populated the planet for 165 million years.Mans environmental footprint would
16、, according to a report in New Scientist, begin to weaken almost immediately, with light pollution the first to go as power stations stopped to provide energy.By tomorrow, street lights and house lights left on by their former occupants（居住者）would start to go out.Streets and cultivated fields would b
17、e the next to go.Within 20 years village streets and rural roads would have vanished under a cover of weeds； fields would be overgrown within months.Urban streets would take a little longer, but even in huge man-made cities, such as London and Birmingham, plants would have taken over in about 50 yea
18、rs.Buildings would decay rapidly.Wooden structures would collapse first, attacked by all kinds of insects.All such homes would be gone in a century.Glass and steel buildings in cities would mostly fall down within 200 years.Brick, stone and concrete structures would last longer.With exceptions-the p
19、yramids are already 5,000 years oJd-by the next millennium（一千年）there would be little more left than ruins.Wildlife would thrive in the absence of Man.Most of the 15,589 threatened species will begin to recover immediately towards historical populations.Carbon dioxide emissions（排放）would continue to c
20、ause climate change for another 100 years, but after 1,000 years all would be back to pre-industrial levels, with all man-made traces vanishing in 20,000 years.If,50,000 years hence, an alien archaeologist were Xo land on an Earth without man, it might be quite frustrated by the paucity（极少量）of evide
21、nce that we were here at all.语篇解读：科学家们作了一个大胆的设想：人类消失后，地球将会是什么样子。1. Judged from geological terms, the history of modern humans.A is rather shortB will last foreverC. is not important at allD. can hardly affect the planet解析：细节理解题。第三段说，现代人在地球上只存在了 15万年，而恐龙在这个星球 上生存了长达L65亿年。故选A项。从文中所述事实来看，二氧化碳的排放会继续影响气
22、候变化，放射性物质即使在人类消失多年后还会存在，很多物种受到生存威胁，这一切都能 说明人类的历史对地球的影响还是很大的。故不选D项。答案：A2. The underlined wordvanishedcan be replaced by “A. destroyedB. disappearedC. crashedD. loosened解析：词义猜测题。从under a cover of weeds（在野草的覆盖之下）来看，“不出20。年， 乡村街道和公路就会消失在覆盖的野草之下”。本文讲人类消失后地球会是什么样，这一词 在后文亦出现：but after 1,000 years all would
23、 be back to pre-industrial levels, with all man-made traces vanishing in 20,000 years o答案：B3. Which of the following would last longest if man disappeared from the Earth?A. Light pollution.B. Steel buildings.C. City streets.D. Radioactive materials.解析：推理判断题。第四段说，首先消失的是光污染。第五段说，像伦敦和伯明翰这样 大城市的街道大约50年后
24、，也会被植物占领。第六段说玻璃和钢结构建筑大多也会在200 年之内倒塌。第二段说，五万年后，人类留下的就只有一些考古遗迹了，只有放射性物质和 一些人为制造的化学污染物会继续存在一段时间。由此综合比较，可推知答案为D项。答案：D4. It can be inferred from the passage that.A. most buildings on Earth are not strongly constructedB aliens would rule the Earth after the disappearance of manC. human activities are the
25、main cause of endangered speciesD. pollution happened before the beginning of industrialization解析：推理判断题。倒数第二段说，人类消失后，地球会变成野生动植物的天堂。15,589 种受到威胁的物种的大部分会立即开始复苏，逐渐恢复到原有的数量。由此可推知C项正 确。答案：cBFrom the first use of the rocket to carry satellites into space to the setting up of space stations, human beings h
26、ave achieved many successes.But there are still numerous tasks in front of us and we should not stop trying to progress.The international space station is an important step we should take in space exploration.lt is not only helpful but also essential.lt provides a proper space environment for many e
27、xperiments that we have wanted to do a long time.It is also a base for observing the earth and the universe.lt c.ould also be an important base for later travel to the Moon and Mars.In a word, if we want to explore space more, the first thing we should do is to set up a space station.As the space st
28、ation costs a lot of money, it is hard for one country alone to establish one.The USA seems to be the only country that has the ability to build a space station alone, and it ha.s tried to do so, but not very successful.So it aggregated many other countries to work on it together.Though it is still
29、extremely expensive, it is much cheaper than doing it alone.lt is really a job that needs everyones effort and will benefit everyone.But even so, the funds needed are still a big problem.As for the USA, it seems that it has too many things to spend its money on.Although it is the richest country in
30、the world, it has much debt every year.lt has to make arrangements about its finance, and try to find a balance in all these issues.5. What is the authors attitude towards building and developing the international space station?A. Supportive.B. Doubtful.C. Critical.D. Dissatisfied.解析：推理判断题。纵览全文不难看出，
31、如果人类要想进一步探索太空并且惠及自己的 话就要建造空间站，因此我们可以推测作者对建立空间站是持支持态度的(supportive)。答案：A6. From Paragraph 2 we learn that.A. the necessity of building the international space station is not realized nowB many experiments have been done in the international space stationC. the international space station is necessary
32、for people to explore space moreD. people have traveled to Mars from the international space station解析：细节理解题。由第二段的最后一句话可知，人类要想进一步探索太空的话，就要 建造空间站，故C项正确。其余三项所述与文章信息不符。分案C7. Which of the following is .NOT a reason for countries9cooperation in building the international space station?A. It requires a lo
33、t of money.B It needs everyones effort.C It will benefit every participating country.D. It is too far away from the earth.解析：细节理解题。A、B、C三项所述均与文章第三段的文意相符，而D项所述文中 无信息依据。答案：D8. The underlined wordnaggregatedin Paragraph 3 can be replaced byA. unitedB. scoldedC. allowedD. forbade解析：词义猜测题.该词前面的内容是:建造空间站要花很多钱，一个国家很难自己来 独立承担此事.美国似乎是唯一一个能够这么做的国家，但是也并不成功，再由该词后的内 容可知，许多国家联合起来做这件事就容易得多，并丑惠及每个参入国.因此据此推测该词 意思为“联合（united）.答案:A