Unit1Topic3SectionA课件仁爱版英语九年级上册

Unit1TheChangingWorldTopic3

TheworldhaschangedforthebetterSectionALanguagegoals1.HowlonghasBobbeeninNewYork?2.HowdoesBoblikelivingthere?

3.WhatdoesHelenthinkofNewYork?

4.Howlonghasthecityimprovedalot?

Listento1aandanswerquestions.Foralongtime.It’sgreat.Thelocaltrafficwasterribleandthestreetsweredirty.

SinceBobcameherefewyearsago.1b.

Listen

to

1a

and

Tick

what

was

mentioned

about

New

York.Inthepast

terribletrafficdirtystreetsunfriendlypeopledangeroustolivelessshoppingcentersNowadaysbeautifulparkscleanandfreshairhugemarketsfamousmuseumsgoodschoolsexcellentrestaurants√√√√√√√1c.WorkinpairsanddescribeNewYorktoyourpartnerbasedon1b.Youmaystartlikethis:A:HowmuchdoyouknowaboutthetrafficinNewYork?B:Iheardthatthetraffictherewasterrible.Doyouhaveanyideasaboutthestreetsthere?A:…2.Listentothepassageandfillintheblankswiththecorrectformsofthegivenwordsorphrases.

sinceusedtotheaterswonderfulAsamatteroffact

hasimprovedtheaterusedtoimprovewonderfulasamatteroffactsinceLanguagepointsLanguagepoints3.asamatteroffact=infact。e.g.Ihaven’tbeenherelong.Asamatteroffact,Ijustgotofftheplaneyesterdaymorning.4.hundred,thousand,million,billion等词，当其前面有数词时，它们不加“s”使用，其后也不用介词of.直接跟可数名词的复数形式。如：fivemillionpeople五百万人当表达不确定数字时，在它们后面加上“s”再加介词of使用。后接可数名词的复数形式，表示“数百”“数千”“数百万”“数十亿”。如：millionsofpeople数百万人5.thehomeof---……的发源地、故乡6.standfor代表----7.一般疑问句的否定结构：（表示说话者的情绪或建议、请求、看法等）（1）结构：“Be/助动词/情态动词+not+主语+......?难道------吗?Languagepoints（2）答语：如果答语的后部分内容是肯定，用Yes+肯定结构；

如果答语的后部分内容是否定，则用No+否定结构。eg.1)—Can’thespeakEnglish?—No.hecan’t(是的，他不会).HehasneverlearnedEnglishbefore.

2)—Isn’tTomadoctor?—Yes,heis(不，他是).Hesavedlotsofpeople’slivesinCOVID-19.8.现在完成时态(二)1)表示动作发生于过去并持续到现在.2)常用的时间状语：for+一段时间，since+时间点/一段时间+ago/+一般过去时态的句子（用howlong提问）3)表示持续动作或状态的动作常用延续性动词。Youhavebeenin

NewYorkforalongtime.foralongtimecametoNewYorkpresentpastIhavebeeninthenewschoolforaweek.foraweekpresentpastlastweek▲for+一段时间sincetwohoursagopresentpastHehaswaitedforTomsince8o’clock.▲since+时间点/since+一段时间+agosince+从句（从句谓语动词用过去式）

8:0010:00Shehasworkedintheschoolsince1995.since1995presentpastlived...,butthecityhasimprovedalotsinceIcamehereafewyearsago.sinceIcamehereafewyearsagopresentpastcamehere

｝用howlong提问1.IhavelivedinBeijing______threeyears.______2011.2.HehaswaitedforTom______twohoursago.______twohours.3.Wehavelearnedchemistry

___onemonth.____thenewtermbegan.forforforsincesincesinceFillintheblankswithfororsince.1.Hisfatherhasbeendead______hewastenyearsold.2.Michaelhasbeenawayfromthearmy______sixyears.3.HehasbeeninChongqing_______2003.4.Mybrotherhashadacar______twomonthsago.5.Tomhaskeptabook______5:00a.m.6.Thecityhasimprovedalot_____Icamehereafewyearsago.sinceforsincesincesincesince4.Workingroupsandtalkabouttheplaceyoulive.Comparetoday’ssituationwiththatofthepast.Thefollowingdialogsmayhelpyou.A:Ihavebeenin…for/since…

B:Howdoyoulikelivingthere?A:Itis…/Verygood./Ireally…

B:Wasthelocaltrafficterrible/good/…?

A:Yes./No,itwas…/usedtobe…inthepast,andnowitis…

B:…ExerciseinclassADDCBBBDCAExerciseinclassDDCBHowlongforthreeyearsgotusedtolivingExerciseinclass习惯于做某事过去常常做某事被用来做某事事实上来访问数百万的离开在电话上某人亲眼目睹一个极好的居住地在过去你觉得做某事怎么样？get/beusedtodoingusedtodosthbeusedtodosth=beusedfordoingsth.asamatteroffact=infactmillionsofbeawayfromonthephone=overthephone=byphoneseesth.oneselfawonderfulplacetoliveinthepastHowdoyoulike…?=Whatdoyouthinkof…?SummaryUsethePresentPerfectTensewithfor

andsince.1)YouhavebeeninNewYorkforalongtime.2)Thecityhasim