江苏省东海县横沟中学八年级英语下册 Unit 1 Past and Present复习课件1 （新版）牛津版.ppt

8bunit1pastandpresent(revision),activityone:previewshow,aplaceofnaturalbeauty,amoderntown,activitytwo:speaking,mrchenknowssunshinetownvery_.helivedwithhisfamilyhegot_.thenheandhiswife_toanother_inthe_oftown.lastyeartheymovedagainhischildren_themanewflat.thepollutionwas_thenbecausethefactory_todumpits_intotheriver.the_inthewastekilledfishandplantsand_theriver.laterthegovernment_itwasaveryseriousproblemandtookactionto_thepollution.nowtheriverismuch_.insomeways，hethinkslifeisbetternow.manyofhisoldfriends_otherareasandhefeels_lonely_.,well,fillintheblankswiththerightwords,till,married,moved,flat,centre,because,bought,terrible,used,waste,poison,polluted,realized,reduce,cleaner,moved,to,a,bit,from,time,to,time,thechangestoshenzhen,activitythree:listening,()1.whenwasthephotoofoldshenzhentaken?a.intheearly1970sb.inthelate1970sc.in1970()2.howistodaysshenzhen?a.itsquietandmodernb.itisbusyandnoisyc.itisbusybutstill()3.whatsinthephotooftodaysshenzhen?a.someoldhousesandafewsmallbuildings.b.manytallbuildingsandmanypeopleinthewidestreets.c.justapark.()4.whatchangescanweseeinthephotooftodaysshenzhen?a.shenzhenhasbecomearichandimportantcity,aplacetodobusiness.b.ithasbecomeasmallvillage.c.wecantseeanychangesinthephoto.()5.whichisrightaccordingtothedialogue?a.thechangesofshenzhenhavebroughtsomeproblemsforpeople.b.lifeinshenzhenwasbetterinthepastthannow.c.shenzhenhasbeenagoodplacetodobusiness.,a,b,b,a,c,现在完成时是由助动词have（has）+过去分词构成。现在完成时表过去发生的某一动作对现在造成的影响或结果,或表示过去已经开始，持续到现在的动作或状态，也可以表示可能继续下去的动作或状态。通常和for,since引导的时间状语连用.以及sofar（至今）,bynow（直到现在）,thesedays,inthelasttenyears等连用。,-thepresentperfecttense,activityfour:grammar,规则动词,asked,asked,planted,planted,lived,lived,moved,moved,carried,carried,cried,cried,played,played,enjoyed,enjoyed,stopped,stopped,planned,planned,不规则动词,was/were,been,came,come,went,gone,saw,seen,ate,eaten,gave,given,put,put,made,made,wrote,written,did,done,1,2,5,3,4,competition,选用for和since填空:1.wehaventseeneachother_alongtime.2.hisfatherhasbeenintheparty_10yearsago.3.thefilmhasbeenon_20minutes.4.mrgreenhasworkedhere_hecametochina.,for,since,for,since,tips:,forreferstoalengthoftime.,sincereferstothebeginningofaperiodandcontinuestopresent.,fillintheblankswithcorrectadverbials,1)yetoralreadya:haveyoudoneyourhomework?b:no,ihaventdoneit.b:yes,ihavedoneit.2)everornevera:haveyoubeentohongkongb:no,ihavebeentherebefore.3)justorjustnowa:cleantheblackboard,please.b:wehavecleanedit.a:whendidyoucleanit?b:wecleanedit_.,yet,yet,already,ever,never,just,justnow,1.he_(know)thecitysincehewasveryyoung.2._you_(see)mywatch?yes,i_(see)itonyourdeskfiveminutesago.3.lastnight,it_(rain)heavily.4.-when_you_(finish)yourwork?-halfanhourago.,hasknown,have,seen,saw,rained,did,finish,一般过去时表示过去某个时间发生的动作或状态，常和表示过去的时间连用，yesterday,lastnight,in1990,twodaysago等。易与现在完成时混淆。,tips:,时态填空,1.theboyhasalreadygonehome.（改为一般疑句）_2.thegirlhasjustgivenittome.（改为否定句）_3.theyhaveevervisitedbeijingbefore.（改为否定句）_,hastheboygonehomeyet?,thegirlhasntgivenittomeyet.,theyhavenevervisitedbeijingbefore.,句型转换,1.我已完成我的家庭作业。2.我半小时前完成的家庭作业。3.陈先生自出生以来就住在阳光镇。4.陈先生五年前住在阳光镇。,ialreadymyhomework.,have,finished,imyhomeworkhalfanhourago.,finished,mrcheninsunshinetownsincehewasborn.,haslived,mrcheninsunshinetownfiveyearsago.,lived,翻译句子,whatdoyouknowaboutyourhometown?haveadiscussioninyourgroupsandtrytofinishthetable!,activityfive:writing,writing:thechangestoyancheng,para1:generalint