1、Unit 4Global warming.單項填空1Work gets done_when people do it together，and the rewards are higher too.AeasilyBvery easyCmore easilyDeasier2We must take all possible measures_ to improve working conditions.AtendBtendingCtendedDbeing tended3The education of _ young has become _ hot and serious topic in t

2、he present society.Athe；/Ba；theC/；theDthe；a4She as well as the two guides_ the idea of climbing the mountain in such bad weather.Aopposed toBobjected toCare opposed toDapproved5What is the cost of your shirts here，sir?It depends on which fashion you want to buy，and the prices_ from 100 dollars to 50

3、0 dollars.AincreaseBrangeCreachDdifferent6Say，Jane，will you come with me to the game Friday?_，Bob，but I promised Mary Id go with her.AMy pleasureBThanksCTake it easyDForget it7_，American firms remain the most productive in the world.AIn averageBWith averageCOn averageDBy average8We advocate that eve

4、ryone_some money to the flood­stricken area.AdonatesBto donateCis donateDdonate9How did it_ that humans speak so many different languages？Acome aboutBcome outCcome acrossDcome up10I really dont know how you_ the great noise here！Its bad for your health.Akeep up withBcatch up withCcome up withDp

5、ut up with11How many people have_ for the book when it is printed?AboughtBsubscribedCtakenDbooked12Large quantities of solid fuel_ consumed every day and too much carbon dioxide is sent into the air，which in turn_ the going up of temperature.Ais；results inBare；results inCis；leads toDare；results from

6、13Have you got any idea for the summer vacation?I dont mind where we go_theres sun，sea and beach.Aas ifBas long asCnow thatDin order that14I heard your journey was not very pleasant.But for the sudden rain we_ a wonderful time.Awill haveBshould have hadCshould haveDhad15It was on the farm _ he spent

7、 his childhood _ he learned how to grow vegetables.Awhere；thatBwhich；whenCthat；thatDwhich；which.完形填空The Pecan ThiefWhen I was six years old，I was visiting my grandfathers farm in Kansas.Grandpa had sent me into the _16_ to gather pecans for us to enjoy later.Pecan picking was really _17_ work and my

8、 little basket was only half full.I wasnt about to _18_ Grandpa down.Just then something caught my _19_.A large brown squirrel was a few feet away.I watched as he picked up a pecan，hurried to a tree and _20_ in a large hole in the trunk.A moment later the squirrel _21_ out and climbed down to the gr

9、ound to pick up another nut.Once again，he took the pecan back to his hiding place.Not so _22_ anymore，I thought.I dashed over to the tree and looked into the hole.It was _23_ with pecans！Golden pecans were right there for taking.This was my _24_.Handful by handful，I scooped all of those pecans into

10、my basket.Now it was full！I was so _25_ of myself.I couldnt wait to show Grandpa all the pecans._26_，I ran back and shouted，“Look at all the pecans！”He looked into the basket and said，“Well，well，how did you find so many？”I told him how Id _27_ the squirrel and taken the pecans from his hiding place.

11、Grandpa congratulated me on how smart Id been in observing the squirrel and his habits.Then he did something that _28_me.He handed the basket back to me and put his arm gently _29_ my shoulders.“That squirrel worked very hard to gather his winter _30_ of food，” he said.“Now that all of his pecans ar

12、e gone，dont you think that little squirrel will _31_ the cold winter？”“I didnt think about that，”I said.“I know，”Grandpa said.“But a good man should never take _32_ of someone elses hard work.”Suddenly I felt a bit _33_.The image of the starving squirrel wouldnt _34_ my mind.There was only one thing

13、 I could do.I carried the basket back to the tree and poured all the nuts into the hole.I didnt eat any pecans that night，but I had something much more fillingthe _35_ of knowing I had done just the right thing.16A.roomsBwoodsCholesDroads17A.hardBdirtyClightDeasy18A.letBsettleChaveDkeep19A.sweaterBb

14、asketCeyeDhand20A.joinedBlivedCdiscoveredDdisappeared21A.jumpedBheldCstoodDfound22A.strangeBsecretCanxiousDpatient23A.coveredBfilledCrebuiltDdecorated24A.timeBchoiceCchanceDachievement25A.afraidBashamedCcarefulDproud26A.OtherwiseBHoweverCBesidesDTherefore27A.drivenBfollowedCprotectedDcaught28A.annoy

15、edBsatisfiedCsurprisedDdelighted29A.offBbesideCoverDaround30A.supplyBcostCsupportDpreparation31A.escapeBspendCsurviveDflee32A.placeBnoticeCadvantageDcharge33A.guiltyBunconfidentCembarrassedDnervous34A.openBleaveCcrossDoccupy35A.inspirationBexpectationCimpressionDsatisfaction.閱讀理解A tent can be one of

16、 the more costly items on your camping equipment shopping list.It is definitely something that you need to consider carefully.By seeing a tent for real you will be able to get a better impression of its size and construction in the traditional shop.However，the downside is that，unless you are experie

17、nced，you may miss out some of the details that the manufacturers promotional material makes clear.Cheap tents often look similar to the quality models they are mimicking(模仿)，but you can be sure that they use inferior(次的) materials and probably have lower design standards.Shop staff are often campers

18、 themselves.That means they usually can give lots of advice.If a shop assistant agrees with your own conclusions，that will be great；if they try to change your decision with a clear and reasonable argument，then that will be worth considering；if they just try to bamboozle(欺騙)，or even bully，you then wa

19、lk away.The Internet is a wonderful tool，and so long as you know how to make the most of search engines and put in a little effort，you really have the perfect answer waiting to be found.That answer will be different for every camper as each of us has different needs.Dont be surprised to see your fav

20、ourite criticized somewhere，but if you see too much criticism，then you had better start thinking again.No problem.You wont have spent anything yet，so think of it positively as a large expense saved.Probably the best approach，if you have the time，is to research tents online and make a short list.Then

21、 try to inspect those tents at nearby shops.Then you can make a final decision on where to buy your chosen model based purely on total cost.36When you go camping，what you should consider most is_.Athe shopping listBthe costly itemCthe tentDthe equipment37The underlined word “downside” in Paragraph 2 means “_”AdisadvantageBinstructionCargumentDprinciple38It can be concluded from the third paragraph that_.Ashop assistants usually enjoy going campingBshop assistants usually have practical adviceCyou should co