名词和动词变形 （ppt课件）-2023新北师大版（2019）《高中英语》必修第一册.pptx

1、衔接课第二课衔接课第二课 名词名词&动词变形动词变形12名词动词变形1名词名词普通名词可数名词复数的规则变化复数不规则变化不可数名词切分后是原样的 eg:water,paper专有名词个别的人/物/地/团体/机构等的专用名称 Eg:Beijing,Tom,the USLoremLorem分类复数规则变化一般情况下直接+S eg:pens,books以s,x,ch,sh结尾+eseg:dishes,foxes,classes以辅音字母+y结尾，y变i再+es eg:families,cities以o结尾，有生命的+es无生命的+s eg:tomatoes,photos以f/fe结尾的名词，要把f

2、/fe改为v，再+es eg:wives,thieves,knives可数名词不规则变化：man-menwoman-womenfoot-feettooth-teeth sheep-sheepfish-fishLoreLoremmLoremLorem1Lisa,could you help me buy some _ on your way home?Ok,mom.Aegg Bbeef Cbanana Dpotato 2Three fifths of the teachers in our school are _.Aman teachers Bmen teachersCwoman teache

3、rs Dwomen teacher 3Uncle Li has a farm,there are some_ on the farm.Achicken and sheepBchickens and sheeps Cchickens and sheepDchicken and sheeps BBCExercise1.There are three _(apple)on the table.2.Over the years,Gong Bao Chicken has become one of the most popular _(dish)in Chinese restaurants throug

4、hout the world.3.Look,the _(child)are having a good time flying kites in the park.Exercisedisheschildrenapples2动词变形LOREMa.动词的词形变化LOREMb.动词的时态变化LOREMa.动词的词形变化规则变化 V.结尾情况三单变化 现在分词 过去式和过去分词一般情况(play)+s(plays)+ing(playing)+ed(played)s,x,ch,sh,o结尾(finish)+es(finishes)+ing(finishing)+ed(finished)辅音字母+y结尾(

5、study)y i,+es(studies)+ing(studying)y i,+ed(studied)重读闭音节结尾,即辅元辅(stop)+s(stops)双写最后的辅音字母+ing(stopping)双写最后的辅音字母+ed(stopped)不发音的e结尾(love)+s(loves)去掉e,+ing(loving)+d(loved)ie结尾(die)+s(dies)ie y,+ing(dying)+d(died)不规则变化have has;be ishavingbeing had/hadwas/were been当主语为第三人称单数的时候，谓语动词要用第三人称单数形式三单？(一一)人称代

6、词人称代词he,she,it是第三人称单数。是第三人称单数。She goes to school at seven.(二二)单个人名、地名或亲友的称呼等作主语，单个人名、地名或亲友的称呼等作主语，是第三人称单数。是第三人称单数。Beijing is in China.(三三)单数可数名词或单数可数名词或“this/that/the+单数可数名单数可数名词词”作主语时，是第三人称单数。作主语时，是第三人称单数。The horse is a useful animal.一、哪些主语是第三人称单数?(四四)不定代词不定代词someone,somebody,nobody,everything,some

7、thing,作作主语主语时时,是第三人称单是第三人称单数。数。Everyone is here.(五五)不可数名词作主语时，看作第三人称单数。不可数名词作主语时，看作第三人称单数。The milk is in the glass.(六六)当数字或字母作主语时，看作第三人称单数。当数字或字母作主语时，看作第三人称单数。“6”is a lucky number.我用am你用areis跟着他她它单数名词用is复数全部都用areBe动词用法口诀Eg:I am a teacher.You are my students.This bag is heavy.These bags are heavy.Lor

8、eLoremmLoremLorem不规则动词变化表(V.过去式过去分词)be(am,is)wasbeenbe(are)werebeenbeatbeatbeatenbecomebecamebecomebeginbeganbegunblowblewblownwillwouldbringbroughtbroughttaketooktakencancouldcatchcaughtcaughtchoosechosechosencomecamecomecostcostcostcutcutcutloselostlostmakemademademaymightmeanmeantmeantmeetmetmetm

9、istakemistookmistakenpaypaidpaidputputputreadreadreadrideroderiddenringrangrungriseroserisensaysaidsaidseesawseensellsoldsolddodiddonedrinkdrankdrunkeatateeatenfallfellfallenfindfoundfoundgetgotgotgowentgonehearheardheardknowknewknownlaylaidlaidlielaylainletletletsmellsmeltsmeltthinkthoughtthoughtwr

10、itewrotewrittenf i n i s h _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _get _ _ _ _see _ _ _ _do _ _ _ _Exercise请依次写出下列动词的三单形式，现代分词，过去式，过去分词形式gettinggetsgotgottenfinishesfinishingfinishedfinishedseesseeingsawseendoesdoingdiddoneLOREMb.动词的时态变化过去现在将来一般进行完成doam/is/are+doinghave/has+do

11、nedidwas/were+doinghad+donewill doam/is/are+going to doAttention:句型变化时，否定句在am/is/are/will/have/has/was/were/had/would后面加not,且not都可以缩写为nt(am后面not不可缩写)疑问句将am/is/are/will/have/has/was/were/had/would提前到句首Exercise1.He often (have)dinner at home.2.We (not watch)TV on Monday.3.What they (do)last Saturday?4

12、.My mother _(cook)when I came home yesterday.5.I can (draw)many beautiful pictures.6.-What did you do last night?-I _(do)my homework and _(watch)TV.hasdont watchdiddodrawdidwatchedwas cooking7.The old man_(be)born is Shanghai,but he _(live)in Haikou now.8.Dont talk here.Grandparents _.(sleep)9.Lucy _ a student last year,but now she _ a teacher.(be)10.I _(not hear from)Mr.Smith since he moved to Shanghai.wasliveswasishavent heard fromare sleepingThank you!