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时间:2020-07-15
《一年级英语作文-Please protect our environment.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、此资料由网络收集而来,如有侵权请告知上传者立即删除。资料共分享,我们负责传递知识。一年级英语作文:Pleaseprotectourenvironment Computersstartedtobecomepopularwithbigcompaniesinthe1960s. Computer You’veprobablyknownaboutcomputersyourwholelife.Butcomputershavenotreallybeenaroundforverylong.Computersstartedtobecome
2、popularwithbigcompaniesinthe1960s.Computersdidn’tbecomewidespreadinhomesandschoolsuntilthe1980s. HOWDOPEOPLEUSECOMPUTERS? Peopleusecomputersinmanyways.Storesusecomputerstokeeptrackofproductsandcheckyououtatthecashregister.Banksusecomputerstosendmoneyallovertheworl
3、d. Computershelpteacherskeeptrackoflessonsandgrades.Theyhelpstudentsdoresearchandlearn.Computersletyouhookuptonetworks(manycomputershookedtogether).TheyletyouhookuptoaworldwidenetworkcalledtheInternet. Scientistsusecomputerstosolveresearchproblems.Engineersusecomp
4、uterstomakecars,trucks,andairplanes.Architectsusecomputerstodesignhousesandotherbuildings.The2此资料由网络收集而来,如有侵权请告知上传者立即删除。资料共分享,我们负责传递知识。policeusecomputerstotrackdowncriminals.Themilitaryusescomputerstomakeandreadcodedmessages.2
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