Unit3ScienceversusnaturePartOneTeachingDesignGrammarandUsageStep1:GeneralintroductionThegrammaritemsinthisunitfocusontheverb-edform,verb-edphraseandhowverb-ingandverb-edareusedasadjectives.Youwilllearnthattheverb-edformcanbeusedlikeanadjectiveoranadverbinasentencefunctioningasattribute,predicativeandobjectcomplement.Youwillalsolearnhowtousetheverb-edformandverb-edphrasesindifferentsituations..Step2:RevisionInUnit2Welearnedverb-ingusedasanadjectiveoradverb.Canyoutellthefunctionoftheverb-inginthefollowingsentences?Theteacher’sencouragingwordsmadeallthestudentsregainconfidence.(theattribute)Thestoryhetolduswasveryexciting.(thepredicative)Iwatchedthemjumpingfromthedivingboardintotheswimmingpool.(objectcomplement)Step3:Explanation1.Averb-edformcanalsoserveasattribute,predicativeandobjectcomplement.Whentheverb-edformisusedasanattribute,itcanbechangedintoanattributeclause.Nowpleasetelltheuseoftheverb-edforminthefollowingsentences.A.Idon'tlikecannedfood;Iprefersomethingfresh.Chinahasnotimetolosetocatchupwiththedevelopedcountriesintheworld.Themandeliveringmailstomyofficeeverydayisaretiredworker.Theverb-edformsinthesesentencesareallusedastheattribute.Andaverb-edcanappearafteranountomodifythenounlikeanattributiveclausedoes.Canyouchangethefollowingattributiveclausesintoverb-edform?(1)Weshoulddrinkwaterwhichhasbeenboiled.(2)Theytookthewomanwhowasinjuredtothenearbyhospitalatonce(3)Thekidnapperswereusingacarwhichwasstolen.(4)Thedark-hairedmanwentintotheroom.(5)Thenamewhichwasmentionedintheletterwasunknowntome.(6)Thefiremenweretryingtorescuethepeoplewhoweretrappedinthefire.Sampleanswers:(1)Weshoulddrinkboiledwater.(2)Theytooktheinjuredwomantothenearbyhospitalatonce.(3)Thekidnapperswereusingastolencar.(4)Themanwhowasdark-hairedwentintotheroom.(5)Thenamementionedintheletterwasknowntome.(6)Thefiremenweretryingtorescuethepeopletrappedinthefire.用心爱心专心116号编辑B.Edisonbecameinterestedinsciencewhenhewasveryyoung.Thelittleboywasveryexcitedwhenheheardthathecouldgototheparty.Theverb-edformsinterestedandexcitedinthetwosentencesareusedaspredicatives.Theyfollowlinkverbs.C.Thecakewasleftuntouchedonthetable.Thegirllaytrappedunderthewreckage.Inthesesentences,theverb-edformsareusedasadverbs.D.Hetriedtomakehimselfunderstoodbyhisstudentsinclass.Ihadmyhaircutyesterday.Theverb-edformsareusedastheobjectcomplementsinthesentences.2.Theverb-edformcanexpressdifferentmeanings,thatis,thepassiveandthepastmeaning.Forexample:Englishisawidelyusedlanguage.=Englishisalanguagewhichisusedwidely.(passive)Thegroundiscoveredwithfallenleaveswhenautumnwindblows.=Thegroundiscoveredwithleaveswhichhavefallenwhenautumnwindblows.(past)Healwayswearsthickglassesandholdsabookinhishand,whichmakeshisneighboursthinkheisawell-educatedman.=Healwayswearsthickglassesandholdsabookinhishand,whichmakeshisneighboursthinkheisamanwhoiswell-educated.(passive)SomecountriesliketheUSAandJapanaredevelopedcountries.=SomecountriesliketheUSAandJapanarecountrieswhichhavedeveloped.(past)3.ReadPart2.Youmaynoticethataverb-edcanbeusedafterverbslikestand,sitandlietoshowthatthetwoactionsarehappeningatthesametime.Eg.Thegirllayinbedlostinthought.=Thegirllayinbedandwaslostinthought.Theboysatatthetableburiedinhishomework.=Theboysatatthetableandwasburiedinhishomework.4.Averb-edphraseisactuallyaverb-edfollowedbyanobjectand/oradverbial.Verb-edphrasesespecially...