新目标七年级上 名词加复数 ppt.ppt

1、名词加复数Haidaoyingzi Middle SchoolLi Yuhaihink about:何时需要使用名词的复数形式？one boat boats/s/boats/ts/a cartwo cars/z/one pentwo pensWhats this?What are these?Sum up:一般情况下,直接在名词词尾 加S.Its a pen.They are pens.a busbuses/z /a watchtwo watchesa fishsome fishesa boxthree boxesSum up:以s、x、ch、sh结尾的名词,在其词尾加espotatosome

2、 potatoestomatofive tomatoesSum up:以辅音字母加结尾的名词，在其词尾加es.但photo、piano(钢琴)除外，photos,pianos.knifefour knivesleafsome leavesSum up:以f或fe结尾的名词要将f或fe变为V再加es.babyfivebabiesboythreeboys以辅音字母加y结尾的名词，要变y为i再加es.Sum up:名词加复数的变化规则.1.一般情况下,直接在名词词尾加s.2.以s,x,sh,ch结尾的名词加es,以辅音字母加o结尾的名词也加es，但photo和 piano除外以f或 fe结尾的名词，

3、将f或 fe变为再加es.4.以辅音字母加y结尾的名词，要变y为i再加es./加上复数后如何发音？清后/s/books/s/,浊元后读/z/pens,photos/z/./s/z/后读/z/watches/t/后/ts/cats,/d/后dzbeds.给下列名词加复数并读出来am-is-he-sheIt-bird-ladyorange-ruler-cat-boy-girlcase-wife-watchtree-key-questionthis-that-friendfamily-dictionaryphoto-card-arearetheytheytheybirdsladiesorangesr

4、ulerscatsboysgirlscaseswiveswatchestreeskeysquestionsthesethosefriendsfamiliesdictionariesphotoscards将下列句子变成复数形式This is a book.2.It is a good eraser.3.That is not an apple.4.Is she your good friend?Yes,she is.These are books.They are good erasers.Those are not apples.Are they your good friends?Yes,they are.