Unit11How was your school trip_Section A Grammar Focus -3b 课件 2021-2022学年人教版英语七年级下册.pptx

Unit 11知识结构知识结构构成构成用法用法常用时间常用时间动词的过去式动词的过去式1.表示过去某个时间发表示过去某个时间发生的动作或存在的状态。生的动作或存在的状态。2.表示过去经常或表示过去经常或反复发生的动作。反复发生的动作。yesterdaylast night/week/time.days agoon Sunday morning一般过去时一般过去时 am/is was are were陈述句：陈述句：I am fine.I was fine.You are lazy.You were lazy.He is at home.He was at home.否定句：否定句：I wasnt fine.You werent at home.疑问句疑问句:Were you lazy?Yes,I was./No,I wasnt.Was he at home yesterday?Yes,he was./No,he wasnt.陈述句：陈述句：I go to school.I went to school.She goes to school.She went to school.否定句否定句:I dont go to school today.I didnt go to school.She doesnt go to school today.She didnt go to school.一般疑问句：一般疑问句：Do you go to school?Did you go to school?Yes,I do./No,I dont.Yes,I did./No,I didnt.Does she go to school?Did she go to school?Yes,she does./Yes,she did./No,she doesnt.No,she didnt.sb.did sth.(主语主语+动词过去式动词过去式)sb.(主语主语)didnt do(原形原形)sth.Did sb.(主语主语)do(原形原形)sth.?构成规则构成规则原形原形过过 去去 式式一般在动词原形末尾加一般在动词原形末尾加-ed work play worked played结尾是结尾是e的动词加的动词加-d dance live danced lived末尾只有一个辅音字母的末尾只有一个辅音字母的重读闭音节词，先双写这重读闭音节词，先双写这个辅音字母，再加个辅音字母，再加-ed stop shop stopped shopped结尾是结尾是“辅音字母辅音字母+y”的动的动词，先变词，先变“y”为为“i”再加再加-ed study worry studiedworried规则动词过去式的构成规则动词过去式的构成规则动词过去式词尾规则动词过去式词尾-ed的读音的读音读音规则读音规则读读 音音例例 词词在浊辅音和元在浊辅音和元音后面音后面/d/moved/mu:vd/在清辅音后面在清辅音后面/t/passed/pa:st/在在t,d 后面后面/it/id/needed/ni:did/go come get ride do is are have eat buy see记住下列不规则动词的过去式：记住下列不规则动词的过去式：went came got rode did was were had ate bought saw3a Here is Jims and Bills letters.Lets help them to complete the letters.Dear Bill,How _(is)your school trip yesterday?_(Do)you _(go)to the zoo?_(do)you take any photos?_(Do)you _(see)any interesting animals?I _(go)to the zoo last year and it _(is)a lot of fun.Jim was Did goDidDidseewentwas昨天昨天Dear Jim,My school trip _(is)great!We _(have)so much fun!We _(go)to Green Park.We _(climb)the mountains there and _(see)a lot of flowers.We _(eat)our lunch under some trees and _(play)some games after that.But at about two oclock,it _(get)very cloudy and we _(worry)it would rain.Luckily,it _(do not),and the sun _(come)out again!Billwas hadwent climbedsawateplayedgotworrieddidntcame It got very cloudy and we worried it would rain.I am bored.我很无聊。我很无聊。I get bored.我我(开始开始)感到无聊感到无聊I am popular.我很受欢迎。我很受欢迎。I get popular.我我(开始开始)受欢迎。受欢迎。It is cloudy.多云。多云。It gets cloudy.(开始变得开始变得)多云。多云。be+adj.强调状态强调状态 get+adj.强调从无到有强调从无到有 It got very cloudy and we worried it would rain.we worried.我们很担心。我们很担心。It would rain.要下雨了。要下雨了。we worried(that)it would rain.我们担心要下雨。我们担心要下雨。