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1、Unit3Scienceandnature Wordpower PrefixesandsuffixesOrgansofthebody AftersomanyyearsoflearningEnglish haveyoufoundsomeeasywaystodoubleyourvocabulary Useprefixesandsuffixes Sometimesyoucanguesswhatawordmeansbylookingatitsprefixorsuffix Lookattheexamplesandworkoutthemeanings anti anti cloning anticance
2、r against opposedto dis un disappear disagree unfair unwilling not apposedof in il im ir incorrect incomparable illegal illogical immoral immodest irresponsible irregular not without pre preview preserve early before pro pro cloning infavourof supporting re recreate repeat renew again Someothercommo
3、nlyusedprefixes non not non smoker non alcoholic non profit inter international interaction interrupt between tele telescope telegram telecommunication faroff trans transport translate transnational across mis misunderstand mislead misdeed wrong sub subtitle subway submarine under over overeat overw
4、ork overact toomuch tri auto triangle tricycle tricolor autobiography autoalarm automobile three self able comfortable noticeable worthyof abletobe ful cheerful thoughtful fullof characterizedby ist scientist novelist someonewhodoessomething less hopeless aimless without ment agreement treatment ind
5、icateastateorcondition ness dryness madness indicateaquality stateorcharacter Tip Somewordstakeahyphen whenaprefixisadded Wesometimesneedtochangetheendingofawordbeforewecanaddasuffix Attention Usuallyaprefixwillchangethemeaningofword whileasuffixwillchangethepartofspeechofaword Someothercommonlyused
6、suffixes al cultural national original oforconcerning ion invitation competition protection actionorconditionof stateofbeing skill ship hardship scholarship relationship dom freedom kingdom conditionorstateof ofthenatureof ish childish selfish proof waterproof fireproof soundproof protectagainst en
7、widen sharpen shorten makeorbecome ward eastward homeward backward inthedirectionof like womanlike childlike similarto Doyouthinkweshouldprotectnature Completewhatanenvironmentalistissayingbelow Usethewordsfromthebox disrespect hopeless illegal uncertain understandable Ithinkcuttingdowntreesshouldbe
8、made 1 andtighterlawsshouldbeintroduced Somanypeopleareshowingtheir 2 fornature theydon tseemtocarethattheyaredestroyingtheenvironment SometimesIthinkwearefightinga 3 battleagainstpeoplewhojustwon tlisten Iknowscientistshaveworkedhardtoachievescientificbreakthroughbutit s 4 whetherthey llsucceedtota
9、lly Althoughit s 5 thattheywanttoadvancetechnology Ithinksomethingsarebestleftthewaytheyare illegal disrespect hopeless uncertain understandable Organsofthebody lungs liver heart stomach kidneys KeytoExerciseB Brain 2 heart 3 liver 4 lungs 5 stomach 6 kidneys Activity1 Ifyoucompareourbodytoourschool
10、life youwillbeamazedhowsimilartheyare Believeitornot Goodmatching school body Cleaners repairmanandsecurityguardsHeadmasterTeacherNotebookStudent brainliverkidneyheartstomach Activity2 Believeitornot Therecanbemanymorecomparisons Justuseyourimaginations Followingisapoem Canyoufindaproperpositionfore
11、achorgan Withoutyou IwouldbeblindasacarwithnodriverWithoutyou IwouldbecoldasnowarmthcouldbesensedWithoutyou IwouldbegreedyasIneverfeltfullWithoutyou IwouldfallsilentasIcouldnotsingmyfavoritesongsWithoutyou IwouldbeevilasIdidn thavethepowertocleanwrongnessawayWithoutyou Iwouldbelostinmyownworldasnothing goodorbad couldeverfindawayout brain heart kidneys liver lungs stomach Usethepowerofword createyourowncomparison Takecareofyourorgans andyouwillbetakencareofinturn Homework ReadthearticlesinPartAonpage110andpage111anddoPartBonthesamepage
