2个英语阅读题【一】Therearemanykindsofa-查字典问答网
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  2个英语阅读题【一】Therearemanykindsofanimalsthatliveintheforest,suchasmice,rabbitssquirrelsowlsandhawks,AnimalsintheforestdependononeanotherforfoodManysmallforestanimals,suchasmice,atgreenplantsforfood,and

  2个英语阅读题

  【一】

  Therearemanykindsofanimalsthatliveintheforest,suchasmice,rabbitssquirrelsowlsandhawks,Animalsintheforestdependononeanotherforfood

  Manysmallforestanimals,suchasmice,atgreenplantsforfood,andthentheythemselvesareeatenbylargeranimals.Thisiscalledafoodchain.

  Afoodchainbeginswiththesun.Thergreenplantsintheforestusethesun'senergytomakefoodforthemselves.Thisprocess,oraction,iscalledphotosynthesis.

  Forestplantsproduceflowersandseedsthatareeatenbymiceandlargeranimal,suchasthehuntinghawk.So,theenergyfromthesunpassesfromtheplantstothemicetothehawk,Abreakinanylinkofthisfoodchainmeansthatsomeanimalsmaynothaveenoughfoodtolive.

  1.Photosynthesistakesplacewhengreenplantsusethesun'senergyto_____.

  2.Thefirstlinkinafoodchainis_____.

  3.Animalssometimescannotfindenoughfoodbecausethereisabreakinthe___chain.

  4.Thefoodchainshowaboutlivingthingsdependon____.

  【二】

  Whentheworldwasveryyoung,peoplelivedonlyinhotplaces,Theydidn'tliveincoldplacesbecausetheycouldnotkeepwarmthere,Atfirstmendidin'tknowhowtomakeafire.Sometimestreeswerehitbylightening.Thenafirewasstarted.Peopletooksomeofthefireneartheirhomes.Afirewasveryimportantforthreereasons.Itkeptthemwarm.Wildanimalswerefrightenedwhentheysawit.andwhenfoodwascooked,ittastedmuchbetter.

  Butmendidn'tknowhowtomakeafire.Whentheyhadafire,theykeptitburning.Ifitwentout,theycouldn'tstartitagain.Theyhadtowaitforlighteningtostartanotherfire.Sometimestheyhadtowaitforyears.

  1.Wheredidipeoplelivewhentheworldwasveryyoung?

  2.Whycouldn'ttheyliveincoldplaces?

  3.Werewildanimalsfrightenedwhentheysawthefire?

1回答
2020-06-10 00:13
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李树广

  1makefoodforthemselves

  2photosynthesis

  3food

  4oneanotherforfood

  1peoplelivedonlyinhotplaces

  2Becausetheycouldnotkeepwarmthere

  3Yes,theywere.

2020-06-10 00:17:15

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