1、UNIT 5 课下题型练(三)Using Language.阅读理解AIt used to be mostly the military(军队) that used small, unpiloted aircraft, called “drones”The little planes were very costly.But as they have dropped in price more people have begun to use them.Rescue workers and farmers are among the new users.Moviemakers are usin
2、g drones to film from the sky.Historians use them when they explore ancient buildings.Rescue workers use them to look for people.And now farmers are using them to watch over their crops.Romain Faroux is a French businessman who starts companies.His father was a farmer.He believed drones could help f
3、armers.He helped create a company that developed a small drone that could be controlled by people on the ground.They called it “Agridrone”It uses a special “optical sensor” to examine crops.He says the technology used is similar to that used by smartphones except it has wings.A computer program dire
4、cts the drone to fly over the crops.The sensor on the drone records four differentcolored “bands” of sunlight that are reflected off the crops.JeanBaptiste Bruggeman is a farmer.He says the drone flies over his crops at different times of the season.And this provides a lot of information about his c
5、rops.The drone pictures show him the exact amount of fertilizer the crops need.It also shows exactly where the fertilizer is needed.Some areas of a field may need more than others.As a result, Mr Bruggeman says there is reduced nitrogen from the fertilizer after the harvest.This helps nature.Romain
6、Faroux says farmers use information gathered by the Agridrone to place fertilizer only in areas where it is needed.Before they used the drones, farmers would put the same amount of fertilizer everywhere.Drones also save time because farmers can examine up to three hectares in about a minute.语篇解读：本文是
7、一篇说明文。现在无人机在生活中使用的范围越来越广。法国的农民们已经开始使用无人机来监控农作物。1The first paragraph is mainly about Athe expensive cost of dronesBthe fast development of dronesCthe wide use of dronesDthe urgent need of drones解析：选C段落大意题。通读第一段内容可知，过去价格昂贵的无人机仅用于军事，但是随着其价格的下降，更多的人开始使用无人机，搜救人员和农民是无人机新的用户群体等，说明了无人机的广泛应用。2What do we know
8、 about Agridrone?AIt records differentcolored bands of sunlight.BIt flies over the crops with a computer.CIt absorbs the sunlight reflected off the crops.DIt is like a smartphone with wings.解析：选D细节理解题。根据第二段的最后一句“He says the technology used is similar to that used by smartphones except it has wings.”
9、可知，它像一个有翅膀的智能手机。3What Mr Bruggeman said implied that by using drones Ahe saved money and reduced pollutionBhe could gather his crops easilyChe could fly over his crops at different timesDhe knew exactly the ingredients of his fertilizer解析：选A推理判断题。根据倒数第二段的“As a result, Mr Bruggeman says there is redu
10、ced nitrogen .place fertilizer only in areas where it was needed.”可知，他使用了这种无人机之后，减少了化肥的使用量，这样既节省了钱，同时也保护了环境。4What is the main idea of the passage?ADrones will be widely used in different fields.BFrench farmers use drones to examine their crops.CCrops will be harvested by drones soon.DFarmers develop
11、 special drones for their crops.解析：选B主旨大意题。本文主要讲述了法国的农民们开始利用无人机来监控他们的农作物，这样可以限制肥料的使用量，同时也起到保护环境的作用。BBanker Chip Paillex had never planted so much until he moved to the countryside in Pittstown, New Jersey, seven years ago.Surrounded by working farms, he quickly became interested in the growityoursel
12、f idea and rented a piece of 30by30foot land.He planted tomatoes, eggplants and other vegetables enough to feed his family of four for the summer.He ended up with so much produce; he couldnt give it away.He found a local food factory, and donated (捐赠) 120 pounds of fresh vegetables.The following yea
13、r, with a handful of volunteers and a memorable name Americas GrowaRow, Paillex harvested 1，500 pounds of fresh vegetables, all of which he donated to area food banks, places that give food to poor people.Soon Paillex had a hundred volunteers and needed more land.He visited Meredith and Jeremy Compt
14、on, who farm Peaceful Valley Orchards in Pittstown.Could he work their land?“I guess we were feeling honored，” says Meredith.Not only do the Comptons welcome GrowaRow volunteers, they also work on the land.What began with a few empty fields has turned into a large local farm.This year, GrowaRow will
15、 deliver about 250，000 pounds of fresh produce to food banks.Their secret for getting all of this done? Family power.“Each week, a couple of families own the garden，” says Paillex.“They water, pick, and deliver, and then hand it off on Sunday night to the next group of families.”Paillex also welcome
16、d local school kids.On a Friday morning in May, some kids worked on a field.“Were growing food，” one fifth grader said proudly.“The program shows kids that there are people in need，” says Paillex.“When these kids become tomorrows leaders, theyll be much more likely to encourage their coworkers or em
17、ployees to get involved in (参与) something like this.”“Chip makes people want to help，” says Colleen Duerr, a mother of two.“And families love this.Chip has given us a way to raise our kids with a giving heart.”语篇解读：本文是一篇记叙文。文章主要讲述了Chip通过农业活动来帮助他人的故事。5Why did Chip start growing vegetables in Pittstow
18、n?AThere were very few fresh vegetables on the market.BHe wanted to offer food to the local food factory.CFarmers there encouraged him to do so.DHe was deeply attracted by planting.解析：选D细节理解题。根据第一段中的Surrounded by working farms, he quickly became interested in the growityourself idea可知，Chip受到周围环境的影响，
19、深深喜爱上了自己种植食物这一做法。6After a years planting, Chip Aset up more food banks in the areaBwon great support from more peopleChelped save many people from being poorDpersuaded many people to help him on the land解析：选B推理判断题。根据第二段中的with a handful of volunteers和Soon Paillex had a hundred volunteers以及第三段提到Compto
20、n夫妇的乐意帮忙可知，在Chip自己耕种一年后，得到了越来越多人的支持与帮助。7How can GrowaRow manage to produce so much food?ASchool children play the most active part.BFamilies take turns to look after the garden.CThe work is divided into separate small tasks.DSchools and families divide the work equally.解析：选B细节理解题。根据第四段中的Each week, a
21、 couple of families “own” the garden和“They water, pick, and deliver, and then hand it off on Sunday night to the next group of families.”可知，GrowaRow之所以可以生产出数量众多的农产品是因为各个家庭轮流负责种植。8Whats the best title for the text?AThe ProducersBAmerican FarmsCGrow it Yourself DChips Country Life解析：选A标题归纳题。银行家Chip搬到乡
22、下后开始喜欢上了种植蔬菜，并且将吃不完的新鲜蔬菜捐给社会，他的这种慈善行为慢慢吸引了很多志愿者，使得越来越多的人投入到这项帮助他人的农业活动中。因此A项“生产者”概括了文章主旨，适合作文章标题。.阅读七选五Many diseases are caused by things out of our control.Doctors urge us to eat healthy foods, get exercise, stop smoking and limit our alcohol intake. 1 And it is free and easy smiling!When we smile,
23、 the brain wiring gets altered.The chemicals that are released are more positive.Smiling is a first step in fighting stress and its harmful effects on human health.The main cause of heart attacks and strokes is the blockages in blood vessels (血管). 2 The most common reason for these blockages is a bu
24、ildup of fatty deposits on the inner walls of the arteries (动脉).When we feel stressed or under pressure, our body releases many natural hormones including adrenaline and cortisol.When we are stressed for a long period, these stress hormones are everpresent in our bodies.And that, medical researchers
25、 warn, may lead to health problems. 3 However, they claim that when people are stressed for long periods of time, they may not make the best decisions about what to eat.They may overeat, smoke or drink too much alcohol.They may not get enough exercise or sleep.And all of these can lead to health pro
26、blems.Dr.Chockalingam says a smile may be one way to help.He tells his patients to smile 20 times an hour.To some, that might seem like a lot of smiling.Or some might even feel foolish smiling for seemingly no reason. 4 It is not invasive (开刀的) like a surgical operation.It is free and it has no side
27、 effects.Once we smile, we are relaxed.This relaxation directly lowers blood pressure, improves sugar levels in the blood. 5 And it just may provide a little extra protection for everyones heart health.ABut a smile does not involve drugs.BBut there is something else we can do.CExperts say we can con
28、trol and even prevent them.DThese blockages prevent blood from flowing to the heart or the brain.EAnd they are the number one cause of death around the world.FIf we are smiling, we are breaking that link between stress and health problems.GResearchers say the link between stress and the heart diseas
29、e is still unclear.语篇解读：本文是一篇说明文。许多疾病是由我们身体里的某些东西失去控制而引起的，我们可以通过微笑来避免这些疾病的产生；当我们微笑时，大脑会释放有益的化学物质；微笑是对抗压力给人们的健康带来的有害影响的第一步。1选B空前表述许多疾病都是由身体里的某些东西失去控制而引起的，医生敦促我们吃健康的食物、锻炼、戒烟以及限制酒精摄入量，并结合空后一句可知，B项“但是我们可以做其他事情”符合语境，衔接上下文，故选B项。2选D空前表述血管中的堵塞物是心脏病和中风的主要原因，空处应是说明堵塞物的害处，故D项“这些堵塞物阻止血液流向心脏或大脑”符合语境，空前的“the bloc
30、kages”与D项中的“These blockages”相呼应，故选D项。3选G根据空后一句“However，they claim.what to eat.”可知，G项“研究人员说压力和心脏病之间的联系尚不清楚”符合语境，故选G项。4选A空前讲到一个医生告诉他的病人一个小时笑20次，有人可能觉得那好像太多，也有人可能甚至觉得荒唐；空后讲到微笑不像外科手术一样需要开刀，它是免费的，而且没有副作用。由此可知，此空应填一个表示转折的句子，故选A项。5选F根据语境可知，F项与前后句内容相衔接，应是讲微笑的好处，故选F项。.应用文写作假如你是李华，你班就化学农业和有机农业进行了讨论，请写一篇文章阐述一下
31、你的观点。内容包括：1有机农产品更健康，让人放心；2有机农耕对环境不造成破坏。注意：词数80左右。参考词汇：pesticide residues农药残留参考范文：As far as Im concerned, organic farming is preferable to chemical farming.Here are some reasons.Firstly, in organic farming, farmers are forbidden to spray chemical pesticides on the plants, so there are no pesticide residues left on them and the foods are healthier and safer.Secondly, farmers use natural waste from animals, which will be good for improving the condition of the soil and reduce environment pollution.All in all, Im in favour of organic farming.