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Section Lesson 2 Brain Power一、单词拼写1.She s through the newspaper over breakfast.答案:scanned2.The disease is usually t with drugs and a strict diet.答案:treated3.The game has been p three times.答案:postponed4.The cave can be used for s.答案:storage5.The region has a mineral resources.答案:ample6.E to the museum is free.答案:Entry7.He is good at (确认;识别) handwritings.答案:identifying8.He was (荣幸的) to come at any time.答案:privileged9.TV programs must (满足;迎合) for many different tastes.答案:cater二、用方框内所给短语的适当形式完成句子build upwork(.)outgo overcome upfind outget throughbring upget down toput offcater to1.A lot of unexpected questions at the meeting yesterday.答案:came up2.I tried again and again,but still couldnt .答案:get through3.Youd better all the papers before you hand them in.答案:go over4.The TV shows are trying to young girls.答案:cater to5.It was an easy problem and even children could it .答案:work;out6.The police finally the truth.答案:found out7.He has a very successful business.答案:built up8.He the question at the meeting.答案:brought up9.Thats enough fun and games!Lets work.答案:get down to10.Dont what you can do today to tomorrow.答案:put off三、单句语法填空1.Lets get down business.答案:to2.Some people compare the brain a computer.答案:to3.He always deals with problems straight .答案:away4.I tried every (treat) the doctor suggested.答案:treatment5.It was an unpopular decision to postpone (build) the new hospital.答案:building四、阅读理解导学号39504039Pigs are always considered dirty animals because they roll in mud.But in fact they prefer being quite clean.They cover themselves with mud to help stay cool.During cooler weather,they prefer to stay clean.So do elephants,which also cover themselves in dust or mud to keep cool.When they find a place with clean water they will take a bath,using their long noses to give themselvesor each othera nice shower.Some animals use dust to get clean.Chinchillas(南美洲栗鼠) have very fine fur.They dont like to take water baths because water is not warm enough for them.So,instead,they roll around in fine dust.The dust helps to keep their fur and skin dry.This protects them from disease.Usually,a small bird is a light meal for a crocodile.But when a crocodile wants its teeth cleaned,it lies on the ground with its mouth open.The crocodile bird goes in and picks out any parasites(寄生虫) between the crocodiles teeth or under its tongue.The crocodile gets its mouth cleaned,and the crocodile bird gets dinner.You wouldnt think fish would need baths.But some undersea parasites live under the fishs skin.“Cleaner” fish,like the wrasse(隆头鱼),help take them away.The wrasse stands on its head and dances to signal a big fish that it is ready to go into the cleaning business.The big fish will stop moving and open its mouth wide so the wrasse can swim inside and pick out parasites and bits of food.1.The passage is mainly about how animals .A.stay cleanB.help each otherC.get their foodD.take baths答案:A解析:通读本文可知,本文是关于动物如何清洁自己的。2.What can we learn from the first paragraph about pigs?A.They can help each other take baths.B.They are dirtier during cooler weather.C.They prefer taking baths to rolling in mud.D.They like to stay cool and clean.答案:D解析:根据第一段中的“Theycoverthemselveswithmudtohelpstaycool.Duringcoolerweather,theyprefertostayclean”可知选D项。3.Chinchillas use dust to get clean for the following reasons EXCEPT that .A.dust can dry their fur and skinB.they are not good at swimmingC.water is too cold for themD.dust is good for their health答案:B解析:通读第二段可知,A、C、D三项都提到了,因此选B项。4.From Paragraphs 3 and 4,we can know that .A.some animals can get clean from others helpB.most animals are friendly to each otherC.small animals couldnt get food from big onesD.all of the animals prefer to stay clean答案:A解析:读这两段可知,鳄鱼靠一种小鸟清洁口腔;隆头鱼为大鱼清洁口腔。因此选A项。五、七选五阅读理解(2016全国卷)Everyone knows that fish is good for health.1 But it seems that many people dont cook fish at home.Americans eat only about fifteen pounds of fish per person per year,but we eat twice as much fish in restaurants as at home.Buying,storing,and cooking fish isnt difficult.2This text is about how to buy and cook fish in an easy way.3 Fresh fish should smell sweet:you should feel that youre standing at the oceans edge.Any fishy or strong smell means the fish isnt fresh.4When you have bought a fish and arrive home,youd better store the fish in the refrigerator if you dont cook it immediately,but fresh fish should be stored in your fridge for only a day or two.Frozen fish isnt as tasty as the fresh one.There are many common methods used to cook fish.5First,clean it a
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