1、课时作业(十一)Unit 20New Frontiers.语法填空1Youd be exposed to a lot_(little) pollution if you moved to a town with pure water and air.答案：less2Volunteering gives you a chance_(change) lives，including your own.答案：to change3The man pulled out a gold watch，the hands_were made of small diamonds.答案：of which 4Dont
2、mention that shes put on weightshes very_(sense) about it.答案：sensitive5The discovery of new evidence led to the thief_(catch)答案：being caught6He arranged that the plan_(carry) out right now.答案：(should) be carried7Can you lend me the book Gone with the Wind?Sorry.I returned it to the library just now.
3、Maybe it is still_(avail)答案：available8Im so glad youve come here to see_this matter in person.答案：to9We must do what we can to prevent the rivers from _(pollute) by factories.答案：being polluted 10As _as the danger from another attack of earthquake，people had to overcome a shortage of food，drinking wat
4、er，medicine，clothing and almost everything.答案：well.完成句子1下一列到站的火车是由南京发往北京的。_ is from Nanjing to Beijing.答案：The next train to arrive2.比尔安排这人随叫随到。Bill _whenever needed.答案： arranged for this man to come3.这本书有货时就通知你。You will be informed when the book_.答案：becomes available4.手术后，他的左眼对光线有感觉。After the operat
5、ion his left eye _light.答案：is sensible to 5.众所周知，这一丑闻导致了他的辞职。As is known to us all，the scandal _.答案：led to his resigning.完形填空Months ago，I heard from a friend about a young lady who had just moved to our area.She was a_1_from another country with only her small scholarship to make a_2_and had just re
6、nted a small apartment.My friend told me she had few_3_.I got the young ladys telephone number and called her，_4_that I was a friend of a friend and I heard she might need some household_5_.She said，“Yes，thank you！” and_6_that she had slept on the floor of the apartment with only her coat to cover h
7、er and that it was a bit_7_.As every mother knows，when our children are away we_8_worry about them，and，everyones child is my child too！So，I_9_a couple of my friends about her.One cleaned out her kitchen and_10_pots and pans，some glassware，a blanket.Another even_11_brandnew dishes and glasses in the
8、supermarket.When we arrived at the girls_12_，we saw there was no furniture.Someone had given her a sleeping bag，otherwise it was a(n)_13_apartment.After unloading our_14_we took her back to campus.She_15_me over and over again and could not_16_that these people gave her all these things.I explained
9、people liked to help and that others had_17_us before.She asked if there was anything she could do to_18_us.I told her，“Yes，there is one thing you can do for us：when you are in a_19_to help others，please remember to_20_and help.” With a smile on her face she promised me that she would.语篇解读作者帮助了一个独自在
10、异国他乡求学的女孩。当这个女孩问作者怎么回报时，作者告诉她以后在有能力提供帮助时，尽力去帮助他人。 1Aguide BworkerCstudent Dwaitress解析：根据本空后的scholarship及第三段的we took her back to campus推测，这个女孩是个学生(student)。答案：C2Adifference BlivingCnote Dfriend解析：这个女孩只依靠数额不大的奖学金生活(make a living)，所以生活拮据。答案：B3Arelatives BpossessionsChobbies Dresponsibilities解析：通过上下文可知，
11、这个女孩只靠数额不大的奖学金过活，且家里几乎是空的，由此可以推测，她几乎什么都没有。 possessions所有物，符合语境。答案：B4Aarguing BreportingCexplaining Dperforming解析：作者与这个女孩并不认识，所以需要解释(explaining)自己是一个朋友的朋友。 答案：C5Aitems BchoresCexpenses Dduties解析：从下文作者和朋友给这个女孩送去的东西可推断，这里指这个女孩可能需要一些家庭用品(items)。答案：A6Athought BprovedClearned Dmentioned解析：作者打电话是提供帮助的，所以这个
12、女孩表示感激的同时也提到了(mentioned)自己的一些困难。答案：D7Astupid BembarrassingCcold Dinteresting解析：盖在身上的东西只有一件外套，自然会感觉到冷(cold)。答案：C8Anever BconstantlyCslightly Donly解析：儿行千里母担忧，所以孩子在外时，母亲会经常(constantly)担心自己的孩子。答案：B9Aasked Btold Ctrusted Dbegged解析：由下文作者的朋友也来帮忙可知，作者把这个消息告诉了(told)几个朋友。答案：B10Awiped BborrowedCprovided Ddisco
13、vered解析：大家都是来帮助那个女孩的，所以这里应该是指一个朋友提供了(provided)壶、锅、玻璃器皿等。答案：C11Abought Bused Clent Dmade解析：根据brandnew dishes and glasses in the supermarket可知，作者的一个朋友甚至购买了(bought)一些东西。答案：A12Acountry BapartmentCoffice Dcampus解析：根据下句的apartment可知，作者一行人到了这个女孩的公寓(apartment)。答案：B13Aempty BexpensiveCnew Duncomfortable解析：根据o
14、therwise(表示转折)可知，如果不是有人给了这个女孩一个睡袋，那么整个公寓就是空的(empty)。答案：A14Aproducts BofferingsCboxes Dbelongings解析：作者和朋友是来帮忙的，所以他们卸下的应该是赠与的东西，故offerings符合语境。答案：B15Aadvised BwarnedCthanked Dpraised答案：C16Aremember BguessCpretend Dbelieve解析：得到了这么多人的帮助，这个女孩一遍又一遍地道谢(thanked)，她都不敢相信(believe)人们给了她这么多。 答案：D17Ahelped Bencou
15、ragedCprotected Drewarded解析：作者解释道人们喜欢帮助他人，而且以前也有人帮助过(helped)他们。答案：A18.Arefresh Bforget Crepay Danswer解析：这个女孩希望自己能够回报(repay)作者他们。答案：C19.Astage BcompetitionCcampaign Dposition答案：D20.Atest BturnCtry Dteach解析：作者希望这个女孩处于能帮助别人的位置(position)时，记住试着(try)去帮助他人。答案：C.阅读理解Since the late 1980s，nothing has made Pec
16、cioli residents happier than collecting garbage.At that time，the small town built one of the most advanced dumping sites (垃圾堆积场) in Italy，designed to recycle and produce green energy.For 20 years，its been Pecciolis most profitable business.So when a group of young scientists from a nearby university
17、 in Pisa called Pecciolis city hall and asked for permission to run a robotics test，all they had to do was say the magic word：trash.During a recent test at Pecciolis main street，the strange garbage collecting robot came into peoples sight：It had two wheels，rounded arms，and two big inspiring eyes，see
18、ming to have escaped from the cartoon movie “WallE”Like a taxi answering a call，DustCart rode across the street to meet the caller.Once the robot arrived，it asked for a personal ID number that both identifies (识别) the user and tracks the garbage.It also sorted out the trash being dumpedorganic，recyc
19、lable or waste.DustCart then opened its belly bin (垃圾肚)，collected the trash and took it to a fake dumping site.Besides replacing the garbage man，Dario，the head scientist，said DustCart could also be an answer to the noise pollution that comes with traditional trash collection in Italy.In cities like
20、Rome，for example，noisy trucks collect garbage in the middle of night.To solve that problem，DustCart runs on a silent，speciallydesigned battery operated engine.However，its whole reaction time still seems too slow to deal with any real situation.Placing DustCart throughout the crowded streets of Europ
21、ean capitals is an even farther reach.“We still need to work on it，” admitted the scientists，“but we are on the right track.”Fortunately，the research team has time and money to do it.DustCart is part of a project called “DustBot，a $3.9 million research program that started in 2006 to implement robot
22、ics in society in useful ways，such as cleaning the streets.”It was given a friendly look to encourage interaction with humans.But for many Italians，who believe in drying their shirts on clothes lines even in December and still look at microwaves with suspicion，the idea of handing their trash to robo
23、ts seems a little too advancedor odd.Even in Peccioli.“Perhaps I find it hard to give my final opinion on a project like this，” said Luca Di Sandro，a small businessman from the town.“But I have become curious.”语篇解读意大利科学家研制出新型的“垃圾回收机器人”，它可以随时听候用户的差遣，主动上门分门别类地收取垃圾。1From the first paragraph we learn th
24、at_.APeccioli met the serious garbage problem in the 1980sBPeccioli owns the biggest dumping site in ItalyCpeople in Peccioli benefit a lot from collecting trashDpeople in Peccioli only use green energy from garbage解析：细节理解题。根据文章第一段的介绍，尤其是最后一句可以看出，Peccioli人以垃圾回收为业，从中获益颇多。答案：C2One of the purposes of D
25、ustCarts asking for the users ID number was to_.Acharge the person automaticallyBfollow the moving path of the garbageCrecord the familys monthly amount of trashDget the persons comment on the service later解析：细节理解题。根据第四段中Once the robot arrived，it asked for a personal ID number that both identifies t
26、he user and tracks the garbage可知，留下垃圾投放人的ID号码目的之一是为了可以追踪其扔掉的垃圾。答案：B3Compared with traditional trash collection，DustCart_.Areduces the cost greatlyBmakes much less noiseCworks better in trash recyclingDcan work in the middle of night解析：细节理解题。根据第五段中Dario，the head scientist，said DustCart could also be
27、an answer to the noise pollution that comes with traditional trash collection in Italy可知，与传统垃圾回收方式相比，DustCart能够降低噪音。答案：B4It can be inferred from the passage that_.Athe dumping site is causing serious pollutionBthere are not enough garbage men in ItalyCDustCart will not come into use very soonDtraditional trash collection causes traffic problems解析：推理判断题。根据第七段可推知，DustCart还存在一些不足有待改进，故其真正投入使用还有待时日。答案：C