高一年级英语作文：Plea protect our environment
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高一年级英语作文:Pleaprotectourenvironment
Computersstartedtobecomepopularwithbigcompaniesinthe1960s.
Computer
You’veprobablyknownaboutcomputersyourwholelife.Butcomputershavenotreallybeenaroundforverylong.Computersstartedtobecomepopularwithbigcompaniesinthe1960s.Computersdidn’tbecomewidespreadinhomesandschoolsuntilthe1980s.
HOWDOPEOPLEUSECOMPUTERS?
Peopleucomputersinmanyways.Storesucomputerstokeeptrackofproductsandcheckyououtatthecashregister.Banksucomputerstondmoneyallovertheworld.
Computershelpteacherskeeptrackoflessonsandgrades.Theyhelpstudentsdorearchandlearn.Computersletyouhookuptonetworks(manycomputershookedtogether).TheyletyouhookuptoaworldwidenetworkcalledtheInternet.
Scientistsucomputerstosolverearchproblems.Engineersucomputerstomakecars,trucks,andairplanes.Architectsucomputerstodesignhousandotherbuildings.Thepoliceucomputerstotrackdowncriminals.Themilitaryuscomputerstomakeandreadcodedmessages.
