英语人教版七年级下册Unit 11 Section A (1a-1c).ppt

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1、Unit11Howwasyourschooltrip?SectionA(1a-1c)西丰一中苏丰枝1.重点单词：milk，cow，horse，feed，farmer，quite2.重点短语：goforawalkmilkacowrideahorsefeedchickenstalkwithafarmertakesomephotosquitealot3.重点句式：--Didyouseeanycows?--Yes,Idid.Wesawquitealot.--Didyourideahorse?--No,Ididn’t.ButImilkedacow.4.重点语法：掌握一般过去时态和动词过

2、去式的变化规则。学习目标动词的过去式表示过去某个时间或某一时间内发生的动作或存在的状态。2.表示过去经常或反复发生的动作。一般过去时yesterday/lastnighttwodaysago/in1990often/always知识结构构成用法时间状语一般过去时的两大法宝:1.表示过去的时间状语2.动词的过去式法宝1.常用时间状语yesterdaythedaybeforeyesterdayjustnowyesterdaymorning(afternoon/evening/…)lastweek（month/year/winter/…)twodays(anhour/aweek/t

3、hreeyears)agoamomentagoin1990in2008…一般过去时的判断标志词动词过去式规则变化不规则变化口诀：一加ed，二加d，三要双写，四注意，改y为i加ed，特殊形式特殊记。法宝2.动词的过去式1.动词be的变化：waswereamisare2.助动词do的变化：do→did(在过去时里助动词did没有人称和数的变化)如：Didyouplaysocceryesterday?Didheplaysocceryesterday?3.实义动词的变化：分规则变化和不规则变化。构成规则原形过去式一般在动词原形末尾加-edworkplayworkedplayed结尾是

4、e的动词加-dhopelivehopedlived末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加-edstoptripstoppedtripped结尾是“辅音字母+y”的动词，先变“y”为“i”再加-edstudyworrystudiedworried注：动词过去式不规则变化，需逐个记忆。书141页快速说出下列动词怎样变成过去式。1.watch-2.visit-3.play-4.live-5.move-6.decide-7.study-8.copy-9.cry-10.stop-11.plan-12.drop-13.am/is-14.go-15.do-16.put

5、-17.get-18.take-watchedvisitedplayedlivedmoveddecidedstudiedcopiedcriedstoppedplanneddroppedwaswentdidputgottookam/is→wasare→were肯定句：主语+was/were+其他.否定句：主语+wasn’t/weren’t+其他.一般疑问句：Was/were+主语+其他？肯定回答：Yes,主语+was/were.否定回答：No,主语+wasn’t/weren’t.系动词be的过去时：特殊疑问句：特殊疑问词+was/were+主语+其他？我现在在家了。Iamath

6、omenow.我昨晚在家了。Iwasathomelastnight.Whenwereyouathome?Wherewereyoulastnight?Whowasathomelastnight?时间地点主语肯定句：主语+动词过去式+其它Igotothemovie.→Iwenttothemovie.否定句：主语+助动词didn’t+动词原形+其它Idon’tgotoschool.→Ididn’tgotoschool.一般疑问句：Did+主语+动词原形+其它?Doeshehavebreakfast?→Didhehavebreakfast?Yes,hedoes./No,hedoesn

7、’t.Yes,hedid./No,hedidn’t.行为动词的一般过去时:特殊疑问句：特殊疑问词+did+主语+动词原形+其他？Whendidsheworkinahospital?Wheredidsheworklastyear?Whoworkedinahospitallastyear?时间地点主语她在医院工作。Sheworksinahospital.她去年在一家医院工作。Sheworkedinahospitallastyear.everydayyesterdayIgethomeat5:00everyd