1、Unit 4 Global warming单元加餐练.完形填空I was doing a year of voluntary service abroad for people with learning disabilities.It was set in an English _1_， quite different from my home in Sweden.One of my fellow _2_， a girl from Tanzania, seemed a bit _3_， so I asked what the problem was.She told me she had a
2、 _4_ back home who was really _5_ with her university studies.It seemed that _6_ difficulties would make it impossible for her to complete her course.So this friend of _7_ had done something unbelievable: she had sent all her pocket money for the month to Tanzania to _8_ her friend! This meant that
3、she didnt have much food to eat and had no money to go anywhere outside the village.I was so _9_ that she did this for her friend and I felt I had to do something._10_， during my next trip to one of the nearby towns I walked into a shop to buy some food for her.I started _11_ to the woman working in
4、 the shop and _12_ told her about my friend.The woman looked at me，_13_.“Does she eat pasta (意大利面)？” she asked.“Yes，” I replied.She immediately _14_ loading a bag with pasta, cookies, sweets and other things until the bag was full.“Give this to her for me.Its my _15_！” I couldnt believe it but cried
5、 with _16_.Imagine my friends face when I _17_ the gifts on my kitchen table and _18_ her from her room to see! I have _19_ seen her so happy! She told me that due to the generous help, she could definitely _20_ the month.俗话说：好心有好报。看到自己的朋友为了帮助他人而变得一贫如洗，作者义无反顾地伸出了援助之手，没有想到她的义举却带来了更大的惊喜。 1A.university
6、 Bvillage Ctown Dcity答案：B解析：根据第二段最后一句可知，她们是在一个乡村做志愿者。2A.teachers Bstudents Cvolunteers Dworkers答案：C解析：这里指志愿者中作者的一位朋友。3A.excited Bangry Cdesperate Ddisappointed答案：C解析：根据下文可知作者的朋友把这个月所有的零用钱都寄给了家乡的朋友，因此她现在有点绝望。4A.sister Bcousin Crelative Dfriend答案：D解析：根据本段倒数第二句可知，这里指她家乡的一个朋友。5A.dealing Bhelping Cstrugg
7、ling Dimproving答案：C解析：根据下文作者的朋友给自己家乡上大学的朋友寄钱可知，她的朋友因经济问题难以完成学业，故选择struggling。6A.academic Bcultural Cintellectual Dfinancial答案：D解析：financial difficulties 经济困难。7A.mine Bhers Cours Dtheirs答案：A解析：此题主要考查三个人之间的关系。根据上下文可知，作者的这位朋友向她自己在坦桑尼亚的朋友伸出了援助之手。8A.connect Bsupport Creward Dinform答案：B解析：朋友寄钱给她的朋友，用来支持她的
8、学业。9A.curious Bgenerous Cinfluenced Dtouched答案：D解析：了解朋友的这一义举之后，作者很受触动。10A.So BInstead CHowever DOtherwise答案：A解析：朋友的事迹感动了作者，因此才有了后文的故事。11A.talking Bcalling Cshowing Dwalking答案：A解析：作者是在和商店的工作人员谈话，最后谈到了朋友的事情。12A.thankfully Bconstantly Cgenerously Deventually答案：D解析：eventually 最后。13A.annoyed Bamazed Ccon
9、fused Dembarrassed答案：B解析：商店的那名妇女听了这事之后应该也感到很惊讶。14A.started Bcontinued Callowed Dstopped答案：A解析：根据下文的“until the bag was full”可知，那名妇女了解到这一情况后，立刻开始往包里装吃的东西。15A.duty Boffer Ctreat Dturn答案：C解析：店员因为作者朋友之事深受感动，所以包了一大包的食品，并且说Its my treat(算我请客)。16A.regret Bsorrow Csympathy Dhappiness答案：D解析：看到店员如此的慷慨，作者喜极而泣。17
10、A.ate Barranged Cconsumed Dfinished答案：B解析：根据下文可知，作者将这些食品放到厨房的桌上，并从朋友的屋子里把她请出来。18A.fetched Bremoved Cwished Dordered答案：A解析：fetch 取，拿，接来(某人)。19A.always Brecently Cnever Dfrequently答案：C解析：好心人遇到好心人，因此作者的朋友从来没有这么开心过。20A.go over Bget through Cmake up Dturn around答案：B解析：有了这些帮助，朋友就能够渡过难关。get through 度过，熬过(困
11、难时期等)。.阅读理解The rising progress has made positive and negative impacts on the planet.AgingAging is the collective process through which an organism undergoes lots of changes over the course of its lifetime.In humans，aging brings with it body and organ weakness and mental decline.Scientists have resea
12、rched some organisms.However，the exact process remains a mystery.AgricultureThe evergrowing human population along with the recent population explosion has caused a dramatic increase in the demand for food crops.One way can be by upgrading the agricultural practices of farmers.Another way is to rese
13、arch and produce newer varieties of these food crops.Antibiotic ResistanceWith the appearance of antimicrobial，numerous diseases have been prevented.Infections that would have proven fatal a few decades ago are now taken care of.But with too much use of antimicrobial solutions，the infectious organis
14、ms evolve and adapt to overcome these substances，as the strength and efficiency of these antibiotics evolves due to medical research.An infection caused by such an organism is not only untreatable，but also proves to be fatal.Cancer MetastasisCancer，or tumor，is the condition of uncontrolled and abnor
15、mal division of body cells.These cells have the potential to spread to other parts of the body，and spread the cancer.There are two types of tumorsbenign and metastatic.The benign tumor can be easily removed by surgery.However，if the cells turn metastatic，that is they gain the ability to move to othe
16、r parts of the body through the blood stream，the tumor is said to be metastatic.Not only is this condition without a cure，but the process by which it occurs is also not known in detail.Research has to be carried out to determine the process.Research on any of these topics will promote the understand
17、ing of biological processes，and help humans in improving their quality of life.本文叙述了在生物学方面值得大力研究的四个方面。1Research has to be focused on the process of _.Aagriculture and antibiotic resistanceBaging and antibiotic resistanceCagriculture and cancer metastasisDaging and cancer metastasis答案：D解析：细节理解题。根据Agi
18、ng中的“However，the exact process remains a mystery”和Cancer Metastasis中的“Research has to be carried out to determine the process”可知答案。2What contributes to antibiotic resistance according to the text?AProgress in medical research.BDevelopment in treatment equipment.CEvolution of the human gene material.
19、DEffects people have on the environment.答案：A解析：推理判断题。根据Antibiotic Resistance中内容可知，由于医疗科学的发展，抗生素的使用更加有效，大量的使用之后，病毒不断进化从而适应了抗生素。3In the authors opinion，theres nothing to worry about if the tumor _.Ais controlled in one placeBappears in the body of othersCis separated from blood Dmoves to other parts o
20、f the body答案：A解析：推理判断题。根据Cancer Metastasis中的“The benign tumor can be easily removed by surgery”可知，肿瘤分为两种，只有转移的才是恶性的；良性的也就是不转移的，是可以通过外科手术治愈的。4What would be the best title for the text?AAdvancement in the Research in BiologyBWays to Study Various Aspects of BiologyCTopics for Research in the Field of
21、BiologyDMysteries for Research in the Field of Biology答案：C解析：主旨大意题。通读全文并根据最后一段可知答案。.应用文写作假设你是校学生会的一员，为了保护我们的地球家园，你发出了关于低碳生活的倡议，并制作了下面的海报。请根据海报内容及以下要点写一份80词左右的倡议书。1低碳生活在节约资源、保护环境方面起着越来越重要的作用；2我们可以培养这些低碳生活的习惯；3发出倡议。Dear friends，Do you want to live in a beautiful world? So_it_is_ourresponsibility_to_ha
22、ve_a_lowcarbon_lifestyle._To_fulfill_it,_we_should_bear_the_following_habits_in_mind._First,_its_important_to_turn_off_taps_and_lights_and_recycle_everything_recyclable_in_our_daily_life._Whats_more,_while_sticking_to_the_habit_of_setting_the_temperature_of_your_air_conditioner_at_above_26_in_summer
23、_and_eating_fruit_and_vegetables_in_season,_we_should_also_climb_stairs_under_the_fifth_floor_instead_of_taking_lifts._Lets_all_take_action_now_and_contribute_to_the_prosperity_of_our_motherthe_earth.Thank you!.读后续写阅读下面短文，根据所给情节进行续写，使之构成一个完整的故事。I am a mother of three (ages 14, 12, 3) and have recent
24、ly completed my college degree. The last class I had to take was Sociology. The teacher was absolutely inspiring with the qualities that I wish every human being had been graced with. Her last project of the term was called “Smile”. The class was asked to go out and smile at three people and documen
25、t their reactions.I am a very friendly person and always smile at everyone and say hello to anyone, so, I thought this would be a piece of cake naturally.Soon after we were given the project, my husband, my youngest son, and I went out to McDonalds one March morning.We were standing in line, waiting
26、 to be served, when all of a sudden everyone around us began to back away，and then even my husband did.I did not move an inch. an overwhelming feeling of panic grew inside of me as I turned to see why others had moved. As I turned around I smelled a horrible “dirty body” smell, and there standing be
27、hind me were two poor homeless men.As I looked down at the short gentleman, close to me, he was “smiling”His beautiful sky blue eyes were full of Gods light as he searched for acceptance. He said, “Good day” as he counted the few coins he had been collecting.The second man fumbled(笨拙地做) with his han
28、ds as he stood behind his friend. I realized the second man was mentally challenged and the blueeyed gentleman was his salvation(救星)I held my tears as I stood there with them.The young lady at the counter asked him what they wanted. He said, “Coffee is all, Miss，” because that was all they could aff
29、ord. Then I really felt itthe compulsion was so great I almost reached out and embraced the little man with the blue eyes.That is when I noticed all eyes in the restaurant were fixed on me, judging my every action.I smiled and asked the young lady behind the counter to give me two more breakfast mea
30、ls on a separate tray.注意：1所续写短文的词数应为150左右；2至少使用5个短文中标有下划线的关键词语；3续写部分分为两段，每段的开头语已为你写好；4续写完成后，请用下划线标出你所使用的关键词语。Paragraph 1：I then walked around the corner to the table that the men had chosen as a resting spot. I put the tray on the table and laid my hand on the blueeyed gentlemans cold hand. He looke
31、d up at me with tears in his eyes and said, “Thank you.” I started to cry as I walked away to join my husband and son.Paragraph 2：I returned to college, on the last evening of class, with this story in hand. I turned in “my project” and the instructor read it. Then she looked up at me and said, “Can
32、 I share this？” I slowly nodded. She began to read before the class and that was when I knew that in my own way I had touched the people at McDonalds, my husband, my son, my instructor, and every soul that shared the classroom on the last night I spent as a college student. I graduated with one of the biggest lessons I would ever learn：UNCONDITIONAL ACCEPTANCE.
