Unit4OurWorldThemainactivitiesare1aand2a.Teachingaimsanddemands:1.Learntotalkabout“Robot”.2.Learnandmaster“I’msure...”andlearnabouttheObjectClause.3.Learnaboutpassivevoice.4.Mainwordsandsentences:beinvented,taketheplaceof,insteadofI’msurerobotscandosomeworkbetterthanhumans.Teachingprocedure:Step1Review1.Namesomegreatinventionsinhistory.T:Inourhumanhistory,wehavemadesomanygreatinventions.Forexample,makingafire.Whenhumansknewhowtomakeafire,theybegantocookfood.Andweknowtodaywedoalotofthingswiththefire.There’sanotherexample,light.ThomasEdisoninventedit.Canyounamesomeothergreatinventions?S:...Forexample,paper,cars,computers,TV,telephones,radios,etc.2.Talkaboutthemostimportantinvention.T:Whichismoreimportant,...or...?Why?S:Ithink...aremoreimportantthan...because...T:Whichofthemdoyouthinkisthemostimportant?S:Ithink...Step2Presentation1.Presentthenewwords.(Theunderlinedwordsarethenewwords)T:Todaywearegoingtotalkaboutagreatinvention.Itcanhelpustodosomework.Itcanalsodolotsofdangerousworkinsteadofus.Whatisit?S:It’sarobot.T:I’msurerobotscandoalotofthingsforus.Doyouthinkso?robotI’msure...2.Listento1aandanswertheteacher’squestions.1)T:Whenwasthefirstrobotinvented?S:Thefirstrobotwasinventedin1921.2)T:Whatcanrobotsdoforus?S:Theycantaketheplaceofhumansinsomeworksituations.Theycanalsodolotsofdangerousworkinsteadofhumans.3)T:WhatdoesKangkangthinkofrobots?S:He’ssurerobotscandosomeworkbetterthanhumans.robotI’msure...taketheplaceof,insteadofsituationappearlazyStep3Consolidation1.Askthestudentstolistentothetapeandreadafterit.2.Askthestudentstoreadtogetherwiththetape,too.3.Finish1band1c.Step4PracticeMakeapassageinpairswiththesubject“Agreatinvention:Robot”.Thestudentscanusesomematerialsin2b,thenactitout.Step5Project1.Finish2aand2b.3.Sumupthemainpointsinthislesson.4.Assignhomework.Writeapassageabout“Agreatinvention:Robot”.SectionB