小學(xué)英語(yǔ)語(yǔ)法小結(jié)-wenkub
2023-04-19 00:34:53 本頁(yè)面
【正文】 物主代詞包括形容詞性物主代詞和名詞性物主代詞。 可數(shù)名詞有單數(shù)和、復(fù)數(shù)之分。名詞復(fù)數(shù)形式的構(gòu)成規(guī)則：【1】 一般在名詞詞尾“s ”如：teacher—teachers egg—eggs 【2】 以s,x,sh,ch結(jié)尾的名詞加’“es”如:class—classes box—boxes bus—buses watch—watches 【3】 以輔音字母+y的名詞變y為i加es如：story—stories library—libraries dictionary—dictionaries hobby—hobbies 【4】 以f,fe結(jié)尾的名詞，變f,fe為v加es如：life—lives leaf—leaves half—halves knife—knives wolf—wolves wife—wives 【5】 以o結(jié)尾的名詞英雄芒果土豆西紅柿”加es如：hero—heroes mango—mangoes potato—potatoes tomatotomatoes【6】 其余加s如：zoo—zoos kilo—kilos radio—radios photo—photos piano—pianos 【7】 不規(guī)則名詞單復(fù)數(shù)形式如：child—children man—men womanwomen foot—feet tooth—teeth 【8】 有的可數(shù)名詞單、復(fù)數(shù)形式相同如：Japanese、Chinese、sleep. 如：l have one has two sleep. 不可數(shù)名詞沒(méi)有復(fù)數(shù)形式 不可數(shù)名詞有： 【1】milk、water、juice、tea、ice。形容詞性物主代詞后需跟名詞，名詞性物主代詞后不用跟。經(jīng)常與表示過(guò)去的時(shí)間連用。 She was born in America. She was not born in America. Was she born in America?現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在進(jìn)行的動(dòng)作構(gòu)成：主語(yǔ)+am/is/are+現(xiàn)在分詞+…… The birds are singing in the trees.否定句在am/is/are后加not.The birds are not singing in the trees.一般疑問(wèn)句把a(bǔ)m/is/are提前到句首Are the birds singing in the trees?3 、一般將來(lái)時(shí)表示將來(lái)某個(gè)時(shí)間要發(fā)生的動(dòng)詞或存在的狀態(tài)。 He will not pick up the apples。 We are not going to study French。Helen Keller is a model for blind people and for you and me.【2】肯定句：主語(yǔ)+動(dòng)詞原形……The ducks like it. 否定句：主語(yǔ)+don’t+動(dòng)詞原形+……The ducks don’t like it.一般疑問(wèn)句：Do+主語(yǔ)+動(dòng)詞原形+……？Do the ducks like it?【3】肯定句：主語(yǔ)【三單】+動(dòng)詞第三人稱形式+……He likes noodles.否定句：主語(yǔ)+doesn’t+動(dòng)詞原形+……He doesn’t like noodles.一般疑問(wèn)句：Does+主語(yǔ)+動(dòng)詞原形+……Does he like noodles?六、動(dòng)詞過(guò)去式形式規(guī)則動(dòng)詞的過(guò)去式構(gòu)成 一般在動(dòng)詞詞尾加ed如：workworked playplayed watchwatched 以e結(jié)尾動(dòng)詞在詞尾加d如：livelived 以輔
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