1、阅读下列短文，从每题所给的A.B.C和D项中，选出最佳选项。In parts of Africa, the sky is filled with a dark cloud. But this is no rain cloud. It is a living cloud made of billions of locusts that are traveling across the continent eating everything in their path.And in the battle to stop this disaster, a radio station in Seneg
2、al, West Africa, is offering listeners 50 kilograms of rice if they can catch and kill 50 kilograms of locusts. The radio station is in one of Senegals worst affected regions.This is West Africas biggest locust disaster in 15 years, and it is moving east, causing huge damage to crops. As they move,
3、they breed, and increase their number and will soon threaten Sudan in the northeast of Africa. Some say it could reach Asia.Experts say the great damage to crops in areas already suffering from food shortages and war could cause many people to go hungry. Governments in the region are not well equipp
4、ed to fight the pest.Although leaders of 12 countries have agreed on a plan, it is not expected to be enough. “We are now treating 6,000 hectares per day with pesticide, but we need to treat 20,000 hectares per day in order to have any hope of controlling this disaster,” said Mohamed Abdallahi Ould
5、Babah, director of locust control in Mauritania.Requests are being made for international aid, which is the only way to limit the crisis, the UNs Food and Agriculture Organization warned.1. The purpose of offering people rice for catching locusts in Senegal is _.A. to get more people to eat rice so
6、as to leave less for locustsB. to get more people involved in the war on the locustsC. to prevent more people from starvationD. to get more people to listen to the radio report on locusts2. Which of the following is not the reason for West Africans going hungry?A. Locust disaster causes the great da
7、mage to crops.B. Food supply is far from the need of the people.C. These regions are affected by the war.D. Governments are unwilling to fight the pest.3. It can be concluded that, in order to end the locust disaster, _.A. leaders of 12 countries in West Africa should call on their people to take ac
8、tionB. insects experts should be sent to these regionsC. other countries outside Africa should keep close watch on their own landsD. Help from all over the world is in urgent demand4. What does the passage mainly talk about?A. Food shortage in Africa. B. International aid to Africa.C. The insects at
9、tack on Africa. D. Terrible storm in Africa.1. B 推测题。根据第二段意义，广播电台向听众悬赏捕杀蝗虫。可推测出其目的是让更多的人参与到救灾行动中来。2. D 细节理解题。根据第四段意义：专家称一些地区本来就食品匮乏，并饱受战火之苦，而灾害给农作物产量造成的损失更是雪上加霜。许多人因此而挨饿。3. D 推理题。根据短文最后一段的意义：国际社会施以援手是抑制灾情的唯一方法。由此推理可得“国际援助迫在眉睫”。4. C 主旨题。根据短文第一段的描述及下文的阐发可看出本文的主题是“非洲西部的虫灾”。阅读理解。阅读下列短文, 从给的四个选项 (A、B、C和D
10、) 中, 选出最佳选项。US researchers have found traces of an ancient lake on Mars recently，increasing hopes of discovering evidence that billions of years ago the Red planet hosted life.The lake，which dates back some 3.4 billion years，appears to have covered as much as 80 square miles and was up to 1,500 feet
11、 deep，said the team from the University of Colorado.“This is the first clear evidence of shorelines on the surface of Mars，”said Boulder s research associate，Gaetano Di Achille，in a study published in the latest edition of Geophysical Rese arch Letters.“The identification of the shorelines and accom
12、panying geological evidence allows us to calculate the size and volume of the lake，which appears to have formed about 3.4 billion years ago.”Analysis of the images has shown the water carved out the canyon(溪谷)in which it was found，which then opened out into a valley depositing(使淤积)sediment(沉积)which
13、formed a delta(三角洲)“Finding shorelines is a great discovery to us，”said assistant professor Brian Hynek，adding it showed the lake existed at a time when Mars was thought to have been cold and dry.Scientists believe the oldest surfaces on Mars formed during the wet and warm era known as the Noachan e
14、poch，about 4.1 billion to 3.7 billion years ago.The newly discovered lake is believed to date from the Hesperian era and postdates the end of the warm and wet period on Mars by 300 million years，according to the study.Scientists believe deltas next to the lake may well hold secrets about past life o
15、n Mars as such places on Earth have become the natural deposits of organic carbon and other markers of life.1. The size of the lake found on Mars is_.A80 square milesB1,500 square milesC3.4 billion square milesD300 million square miles答案：A细节理解题。根据第二段中“The lake，which dates back some 3.4 billion years
16、，appears to have covered as much as 80 square miles”一句，可推知答案。2. When the lake existed，the weather on Mars was _.Ahot and wet Bwet and warmCcold and dry Dcold and wet答案：C细节理解题。根据第六段中it showed the lake existed at a time when Mars was thought to have been cold and dry知，答案为C。 3. Why do scientists think
17、deltas near the lake may hold secrets about past life on Mars?A. Because similar places on Earth have become natural deposits of markers of life.BBecause someone has put secrets about past life on Mars there. CBecause past life has been found in other deltas on Mars. DBecause some people are said to
18、 have already seen life marks there.答案：A 细节理解题。由原文最后一句可直接找到答案。4. Which of the following statements is NOT true according to the passage? AThe Noachan epoch was a wet and warm era.BThe lake might have existed 3 .4 billion years.CThe discovery can t fully prove that the Mars once hosted life.DThe lake
19、 traces prove that there exists life on Mars now.答案：D 推理判断题。由第一段内容可知火星上湖岸线的发现只是增加了人们发现亿万年前火星上曾经存在生命证据的可能性，但并不能推出火星上现在有生命。阅读理解。阅读下列短文, 从给的四个选项 (A、B、C和D) 中, 选出最佳选项。Blue planets Space is not black，but light green，a team of astronomers announced on January 10.They studied the light sent out by 200 000 g
20、alaxies.What they found was that the average colour of the universe is a bit greener than turquoise(绿宝石)The discovery was part of an attempt to test theories about how stars and galaxies form.Most astronomers believe that the universe probably started with a“blue period”when young blue stars filled
21、space.Now the universe is in a“green period”They believe it will finally enter a“red period”when the older，redder stars appear. “The reason for the colour changing is that the rate of stars forming is changing，”said Ivan Baldry，an astronomer who worked to find the average colour of light in the univ
22、erse.Research presented by NASA scientists shows that the highest point of starforming may have occurred earlier than previously(以前)believed.It was probably very soon after the“Big Bang(宇宙大爆炸)”that many scientists believe gave birth to the universe.There is no way any human could actually see the gr
23、een colour.“The only way to see it is if you saw all the universe from the same distance away and it was not moving，”Baldry said.Baldry and his coworker，Karl Glazebrook，have both joked about possible marketing(营销)opportunities for the new colour.Perhaps colouroftheuniverse Tshirts or coffee cups cou
24、ld become popular.But Baldry allowed，“I dont know if you can patent(专利)a colour，thats not our business.We havent actually been to a paint shop yet to see if they have a name for this.”1The astronomers discovered the colour of the universe_. Awhen they were researching on the age of the universe Bwhe
25、n they attempted to test theories about the forming of stars and galaxiesCto prove that the universe is continuously changingDand showed that the stars and galaxies may have formed earlier than previously believed答案：B第二段第一句“The discovery was part of an attempt to test theories about how stars and ga
26、laxies form.”说明了discovery是在理论检测过程当中作出的。2According to the astronomers，_.Athe universe is changing its colour all the timeBall the heavenly bodies are green at presentCthe universe has changed its colour several timesDthe universe will finally turn red答案：D第二段最后一句“They believe it will finally enter are
27、d period when the older，redder stars appear.”为该选项提供了依据。从第二段可看出宇宙的颜色由蓝到绿，最终将变而还会变红，所以C选项中的已经变了几次不符合事实。而all the heavenly bodies远远大于文中的stars这一范围。A选项中的all the time表示的频率过高。3We can infer that the most popular colour of Tshirts would be_.Ared Bblue Cgreen Dlight green答案：D综合第一段第三句“What they found was that t
28、he average colour of the universe is a bit greener than turquoise(绿宝石)”和最后一段第一句“Perhaps colouroftheuniverse Tshirts or coffee cups could become popular.”可看出答案。 4Which of the following is NOT mentioned in the passage?ANo human can see the real colour of the universe.BThe theory of“Big Bang”is widely
29、received by scientists.CThe rate of stars forming is causing the change of the universes colour.DHumans can receive light from at least 200,000 galaxies. 答案：AD选项来自于第一段第二句；C选项来自第三段第一句；B选项来自第四段最后一句。A选项与第六段有很大的差异。短文改错。假定英语课上老师要求同桌之间交换修改作文，请你修改你同学写的以下作文。文中共有10处语言错误，每句中最多有两处。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
30、字符号()，并在其下面写出该加的词。删除：把多余的词用斜线(划掉。修改：在错的词下划一横线，并在该词下面写出修改后的词。注意：1.每处错误及其修改均仅限一词；2只允许修改10处，多者(从第11处起)不计分。Dear Zhou Lu，Im writing a letter ask you for some help.As you know，Zhang Fei and I used to be good friend.However，on one day，Zhang Fei read my private letter in secret and tell others what was writ
31、ten on it.Knowing this，I was extreme angry.I told her I would not be his friend any more.Hearing what I said，Zhang felt very surprised and no longer stayed with me. Facing with this，I felt very upset.I am much angry with her improper behaviour，but I cant forget the wonderful time that I stayed with
32、her.I wonder whether I should forgive her.And Im afraid if I offer to make friends with her，she will refuse me.How should I do?Your friend，Li Hua【参考答案】：Dear Zhou Lu，Im writing a letter ask you for some help.As you know，Zhang Fei and I used to be good .However，on one day，Zhang Fei read my private let
33、ter in secret and others what was written on it.Knowing this，I was angry.I told her I would not be friend any more.Hearing what I said，Zhang felt very surprised and no longer stayed with me. with this，I felt very upset.I am angry with her improper behaviour，but I cant forget the wonderful time I sta
34、yed with her.I wonder whether I should forgive her.And Im afraid if I offer to make friends with her，she will refuse me. should I do?Your friend，Li Hua短文改错。假定英语课上老师要求同桌之间交换修改作文，请你修改你同学写的以下作文。文中共有10处语言错误，每句中最多有两处。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：把多余的词用斜线(划掉。修改：在错的词下划一横线，并在该词下面写出修改后的词
35、。注意：1.每处错误及其修改均仅限一词；2只允许修改10处，多者(从第11处起)不计分。Do you read reviews before you see a movie？I use to do that，but I usually wished I didnt.I used to read so much about a movie in the advance that often I ended up not going to see it.The writers point out everything what is wrong with the film，and seldom m
36、entions anything good about it.They also tell we the important things and even the ending of the movie.I think they have seen such many movies that they have forgotten what is like to enjoy watching one.Late I have changed the way I choose movies to watch.Now I never read reviews after seeing a movi
37、e.答案：Do you read reviews before you see a movie？I to do that，but I usually wished I .I used to read so much about a movie in the advance that often I ended up not going to see it.The writers point out everything is wrong with the film，and seldom anything good about it.They also tell the important things and even the ending of the movie.I think they have seen many movies that they have forgotten what is like to enjoy watching one. I have changed the way I choose movies to watch. Now I never read reviews seeing a movie.
