初中一年級上學(xué)期英語《單數(shù)句變復(fù)數(shù)句》教學(xué)課件

GradeSeven單數(shù)句變復(fù)數(shù)句StepOne主語表語謂語賓語句子成分代詞名詞冠詞詞性動詞......StepOneI人稱代詞單數(shù)變復(fù)數(shù)weyouyouhesheitthey指示代詞單數(shù)變復(fù)數(shù)thisthatthesethoseSteptwoareschoolbags.Itismycup.Thisisascoolbag.TheseTheyarecups.Heisaboy.Theyare1單數(shù)句變復(fù)數(shù)句1單數(shù)句變復(fù)數(shù)句boys.myStepTwo2Therebe句型單數(shù)句變復(fù)數(shù)句Thereisaneraseronthetable.Thereareerasersonthetable.Thereisabookinmybag.Therearebooksinmybag.someStepTwo四變原則：1.人稱代詞要變2.指示代詞要變3.be動詞要變4.名詞要變注意：1.去掉冠詞a/an或變成some“一些”2.形容詞、副詞不變3單數(shù)句變復(fù)數(shù)句規(guī)則Thisisascoolbag.These

are

schoolbags.Itismycup.Theyaremycups.Heisaboy.Theyareboys.Thereisaneraseronthetable.Thereareerasersonthetable.cThereisabookinmybag.Therearesomebooksinmybag.注意：當(dāng)______和________作定語，需要變復(fù)數(shù)時，man和woman要隨著被修飾的名詞一起變復(fù)數(shù)。StepTwo1單數(shù)句變復(fù)數(shù)句當(dāng)名詞修飾名詞,需要變復(fù)數(shù)時，修飾詞不改變，只將其主體變復(fù)數(shù)。manwomanappletreeappletreesabananapiebananapiesmandoctormendoctorswomanteacherwomenteachers1單數(shù)句變復(fù)數(shù)句的特殊情況4boxes.trees.Exercise1.Itisadictionary.單數(shù)句變復(fù)數(shù)句12.Sheisawomanteacher.3.Thisishisbroter.4.Thereisanappletree.Theyaredictionaries.Theyarewomenteachers.Thesearehisbrothers.Thereareapple5.Thatisapencilbox.ThosearesomepencilExercise2復(fù)數(shù)句變單數(shù)句2.Theyareboys.3.TheyareEnglishbooks.1.Thoseare