1、Unit 3 Science and natureSection Word power & Grammar and usagePast participle课后篇巩固提升一、用所给单词的正确形式填空1.The experience(gain) will be of great value for us.答案gained2.He continued to walk up and down, (lose) in thought.答案lost3.They took the (injure) woman to the nearby hospital at once.答案injured4.Im a bi
2、t (puzzle) that I havent heard from Tom for so long.答案puzzled5.Everything(consider),it is possible for their factory to raise the output quickly.答案considered6.On these questions,we have made our views (understand).答案understood7.Can those (seat) at the back of the classroom hear me?答案seated8.The old
3、man looked very pleased to see his apartment beautifully (decorate).答案decorated9.(absorb) in painting,John didnt notice what happened just now.答案Absorbed10.The producer comes regularly to collect the cameras (return) to our shop for quality problems.答案returned二、用过去分词(短语)改写下列句子或把两个句子合并为一个句子1.Tom and
4、the other two astronauts landed safely and they were warmly welcomed.Tom and the other two astronauts landed safely,.答案warmly welcomed2.If trees are taken good care of,they will grow well.If,the trees will grow well.答案taken good care of3.The princess woke up.She found seven dwarfs were surrounding h
5、er.The princess woke up and found herself .答案surrounded by seven dwarfs4.Mikes father bought him a bicycle.The bicycle was very beautiful.The bicycle was very beautiful.答案bought by Mikes father5.Heat water to a certain temperature.It will turn into vapour.When ,water will turn into vapour.答案heated t
6、o a certain temperature6.Because the book is clearly and thoughtfully written,it inspires confidence in students who wish to seek their own answer.,the book inspires confidence in students who wish to seek their own answer.答案Clearly and thoughtfully written7.If the machine is used properly,it can la
7、st at least 10 years.,the machine can last at least 10 years.答案Used properly8.After the house was cleaned completely,it looked like a new one.,the house looked like a new one.答案Cleaned completely9.They were filled with fears and hopes and entered the cave.They entered the cave,.答案filled with fears a
8、nd hopes10.As the factory was regarded as the best one in the city,it was given a medal.,the factory was given a medal.答案Regarded as the best one in the city三、用过去分词完成下列句子1.When I turned to the person(坐在我旁边的),I recognized he was my old classmate.答案seated by me2.I will have (完成我的任务)by the end of this
9、term,if my plan goes well.答案my task completed 3.(写得那么不仔细),the report was full of mistakes.答案Written so carelessly4.With great weight (卸下心中的重担),she passed the interview.答案taken off her mind5.The old man entered the room,(在妻子的搀扶下).答案supported by his wife6.(由于专心看书),he didnt hear my knocking at the door
10、.答案Absorbed in reading7.(由于穿着红色衣服),she stood out among the crowds.答案Dressed in red8.Many things (过去认为不可能)are common now.答案considered impossible in the past9.(决心拿到第一名),he stayed up late studying.答案Determined to get the first prize10.(致力于工作),he has no time and energy to care for his family.答案Devoted t
11、o his work四、完形填空My name is Miranda Gibson.I have been at the top of a tree for five months now.Some people might wonder1 on earth I would choose to do that.I have walked through this forest many times.On 12 December,2011,2 rolled into the forest and the destruction (摧毁) began.I couldnt 3 the thought
12、 that these forests would be 4 forever.So,on 14 December,2011,I packed up my life,5 of my job plans,and climbed 60 meters to the top of this tree.I have been here ever since.Life in the tree tops can be 6 at times.I have times when I feel frustrated (沮丧) and wish I could 7,to anywhere,just have a 8
13、of scenery for a minute!There are times too,when I feel terribly 9.I miss my friends and family.10 these times,I find myself loving the 11.Living on the tree has been inspiring.I am willing to12 up here for as long as it takes,13 I honestly hope it wont be too 14 before I can put my feet on the grou
14、nd below and stand in a forest that will never be 15.1.A.whyB.whenC.howD.where答案A解析上文作者提到她在树上已经五个月了,结合空前的wonder可知,此处的意思是“有些人想知道我究竟为什么这样做”,所以填why,选A项。2.A.waterB.animalsC.machineryD.tourists答案C解析根据下文的“.rolled into the forest and the destruction began”可知,C项“大型机器”符合语境。3.A.bearB.helpC.keepD.spare答案A解析一想到
15、将会永远失去这些森林作者就无法忍受。cant bear sth“无法忍受”。4.A.soldB.stolenC.protectedD.lost答案D解析根据前面的“the destruction began”可知,此处应填lost,意为“失去”。故选D项。5.A.grew outB.fell shortC.ran outD.let go答案D解析作者结束了她的生活,放弃了(let go of)工作计划。6.A.refreshingB.riskyC.challengingD.rewarding答案C解析根据下文的“I have times when I feel frustrated and w
16、ish I could 7,to anywhere”可知,树上的生活充满着挑战(challenging)。7.A.get upB.get away C.give inD.give up答案B解析根据下文的“to anywhere”可知,作者想离开(get away)这里。8.A.changeB.lookC.searchD.touch答案A解析作者希望自己可以离开树上,“换一换风景”,也就是换个环境。9.A.confusedB.nervousC.sorryD.lonely答案D解析根据下文的“I miss my friends and family.”可知,作者有的时候感到非常孤独(lonely
17、)。10.A.BeyondB.WithoutC.DespiteD.Unlike答案C解析上文提到的是作者感到艰难的时刻,结合下文的“I find myself loving the 11.”可知,此处填Despite,意为“尽管”。故选C项。11.A.heightB.experienceC.backgroundD.position答案B解析根据下一段的“Living on the tree has been inspiring.”可知,作者发现自己喜爱这段经历(experience)。12.A.returnB.stopC.stayD.hide答案C解析根据下文的“.up here for as
18、 long as it takes”可知,此处填stay“停留;逗留”。故选C项。13.A.butB.thoughC.becauseD.so答案A解析上文提到“for as long as it takes”,下文提到“I honestly hope it wont be too ”。由此可知,上下文是转折关系。14.A.soonB.longC.nearD.bad答案B解析根据上文的“for as long as it takes”可知,此处描述作者矛盾的心理,希望自己不会待太长时间。15.A.movedB.loggedC.burnedD.missed答案B解析作者希望自己站在一个永远不被砍伐
19、的森林里。根据第二段中的“the destruction began”可知,此处填logged(砍伐)。五、语篇填空Yangshuo,ChinaIt was raining lightly when I 1.(arrive) in Yangshuo just before dawn.But I didnt care.A few hours2.,Id been at home in Hong Kong,with 3.(it) choking smog.Here,the air was clean and fresh,even with the rain.Id skipped nearby Gui
20、lin,a dream place for tourists seeking the limestone mountain tops and dark waters of the Li River 4.are pictured by artists in so many Chinese 5.(painting).Instead,Id headed straight for Yangshuo.For those who fly to Guilin,its only an hour away 6.car and offers all the scenery of the better-known
21、city.Yangshuo 7.(be) really beautiful.A study of travelers 8.(conduct) by the website TripAdvisor names Yangshuo as one of the top 10 destinations in the world.And the town is fast becoming a popular weekend destination for people in Asia.Abercrombie & Kent,a travel company in Hong Kong,says it 9.(r
22、egular)arranges quick getaways here for people 10.(live) in Shanghai and Hong Kong.答案1.arrived2.before/earlier3.its4.that/which5.paintings6.by7.is8.conducted9.regularly10.living六、七选五阅读Americans use many expressions with the word “dog”.People in the United States love their dogs and treat them well.1
23、.However,dogs without owners to care for them lead a different kind of life.The expression,to lead a dogs life,describes a person who has an unhappy life.Some people say we live in a dog-eat-dog world.2.They say that to be successful,a person has to work like a dog.This means they have to work very,
24、very hard.Such hard work can make people tired.And,the situation would be even worse if they became sick as a dog.3.This means that every person enjoys a successful period during his or her life.To be successful,people often have to learn new skills.Yet,some people say that you can never teach an ol
25、d dog new tricks.They believe that older people do not like to learn new things and will not change the way they do things.4.People who are unkind or uncaring can be described as meaner than a junkyard dog.Junkyard dogs live in places where people throw away things they do not want.But mean dogs are
26、 often used to guard this property.They bark or attack people who try to enter the property.However,sometimes a person who appears to be mean and threatening is really not so bad.We say his bark is worse than his bite.Dog expressions are also used to describe the weather.The dog days of summer are t
27、he hottest days of the year.A rainstorm may cool the weather.But we do not want it to rain too hard.5.A.We do not want it to rain cats and dogsB.Still,people say every dog has its dayC.Some people are compared to dogs in bad waysD.There are many other expressions waiting for you to exploreE.Dogs are their best friends and they are loyal to peopleF.That means many people are competing for the same things,like good jobsG.They take their dogs for walks,let them play outside and give them good food and medical care答案15 GFBCA
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