名词单数变复数专练讲稿.ppt

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1、关于名词单数变复数专练第一页，讲稿共三十九页哦Whats this in English?Its an apple.What are these?They are two apples.第二页，讲稿共三十九页哦-What are these?-Whats this?-Its a pen.-They are pens.第三页，讲稿共三十九页哦-What are those?-Whats that?-Its an English book.-They are English books.第四页，讲稿共三十九页哦backpackswatchesorangespens-Whatre these?-Th

2、eyre .第五页，讲稿共三十九页哦mapscaseskeys-Whatre those?-Theyre .第六页，讲稿共三十九页哦单数复数可数名词如何变化？规则变化不规则变化规则变化规则变化第七页，讲稿共三十九页哦1.一般情况下，直接在词尾加-s构成复数形式。carbackpackcarsbackpacksbookbooks第八页，讲稿共三十九页哦namepencardrulernamespenscardsrulers第九页，讲稿共三十九页哦练习一练习一dog-duck-chair-table-band-window-banana-tree-dogs duckschairstables ha

3、nds windows bananas trees第十页，讲稿共三十九页哦box2.以s,x,ch,sh等结尾的名词，在词尾加-es构成复数形式。boxesclassclasseswatchwatchesbrushbrushessxshch第十一页，讲稿共三十九页哦busbusesfoxesfox(狐狸)dish(盘子)dishes第十二页，讲稿共三十九页哦练习二练习二nglass-nbox-nbrush-nmatch-nclass-nbus-nwatch-nglasses nboxes nbrushes nmatches nclassesnbusesnwatches第十三页，讲稿共三十九页哦

4、综合练习一综合练习一nglass-ndesk-nschool-nbox-nbrush-nhen-nmatch-nclass-nbus-neye-nwatch-nglasses ndesks nschoolsnboxes nbrushes nhensnmatches nclassesnbusesneyesnwatches第十四页，讲稿共三十九页哦3.以“辅音字母+y”结尾的名词，应改y为i，再加-es。familyfamiliescomediescomedy(喜剧)yyld第十五页，讲稿共三十九页哦4.以“元音字母+y”结尾的名词，直接在词尾加-s构成复数形式。boyboysdaydaysoay

5、y第十六页，讲稿共三十九页哦keycitiesstrawberrieskeyscity(城市)strawberry(草莓)第十七页，讲稿共三十九页哦练习三练习三ncity-nday-nboy-nfamily-nkey-nstrawberry-nbaby-ncities ndays nboysnfamilies nkeysnstrawberries nbabies 第十八页，讲稿共三十九页哦综合练习二综合练习二nstrawberry nkey-nglass-nbus-nboy-neye-nwatch-ncity-nschool-nstrawberries nkeysnglasses nbuses

6、 nboysneyesnwatchesncities nschoolsnbox-nbaby-nfamily-nbrush-nmatch-nclass-ndesk-nhen-nday-nboxes nbabies nfamilies nbrushes nmatches nclassesndesks nhensndays 第十九页，讲稿共三十九页哦5.以f或fe结尾的名词，先将f或fe变成v，再加-es构成复数形式。knifekniveshalfhalves“小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“树叶”(leaf)把“狼”(wolf)劈成两“半”(half)。第二十

7、页，讲稿共三十九页哦wivesleaveswolveswife(妻子)leaf(树叶)wolf(狼)roof(屋顶)roofsroof第二十一页，讲稿共三十九页哦“小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“树叶”(leaf)把“狼”(wolf)劈成两“半”(half)。巧记一：第二十二页，讲稿共三十九页哦按：wife（妻子），knife（小刀），wolf（狼），thief（小偷），shelf（架子），self（自己），life（生命），half（一半），leaf（树叶）。由self构成的复合词，其变化与self相同（如myselfourselves；yourself

8、yourselves；himelf，herself，itselfthemselves）。巧记二：第二十三页，讲稿共三十九页哦练习四练习四wife-knife-wolf-thief-shelf-self-life-half-leaf-wives knives wolves thieves shelves selves lives halves leaves第二十四页，讲稿共三十九页哦综合练习三综合练习三nwife-nkey-nglass-nknife-nboy-neye-nwatch-ncity-nschool-nwives nkeysnglasses nbuses nboysneyesnwat

9、chesncities nschoolsnbox-nbaby-nfamily-nbrush-nmatch-nclass-ndesk-nhen-nday-nboxes nbabies nfamiliesnbrushes nmatches nclassesndesks nhensndays第二十五页，讲稿共三十九页哦6.以o结尾的名词，有的加-s,有的加-es构成复数形式。photophotosheroestomatoeszooszoo(动物园)tomato(西红柿)hero(英雄)第二十六页，讲稿共三十九页哦以o结尾的名词,表示无生命事物的名词，词尾加-s,表示有生命事物的名词，词尾加-es。加

10、-es的名词有:potato,tomato,hero巧记:英雄爱吃英雄爱吃 土豆炖西红柿土豆炖西红柿。第二十七页，讲稿共三十九页哦练习四练习四npiano-nzoo-npotato-nphoto-ntomato-nradio-npianosnzoosnpotatoesnphotosntomatoesnradios第二十八页，讲稿共三十九页哦nSum up: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,在词尾加-es.3.以辅音字母加y结尾的名词，要变y为i再加-es.5.以f或 fe结尾的名词，先将f或 fe变为v,再加-es.6.以o结尾的名词,表示无生命事物的名

11、词加-s,表示有生命事物的名词加-es。4.以“元音字母+y”结尾的名词，直接在词尾加-s.第二十九页，讲稿共三十九页哦给下列可数名词加复数 bird-card-lady-orange-ruler-photo-friend-boy-watch-girl-case-cat-wife-tree-key-bed-hero-family-dictionary-question-leaf-party-cup-birdsladiesorangesrulerscatsboysgirlscaseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdi

12、ctionariesphotoscardsleavespartiescups第三十页，讲稿共三十九页哦综合练习三综合练习三nfamilies nknives nbooks nbeds nwolves nbuses nshelves nzoos npotatoes ncities nphotos nleaf npiano nbox ntomato nbrush nwatch nbag ncat nradio nboy nstrawberrynleaves npianos nboxes ntomatoes nbrushes nwatches nbags ncats nradios nboys ns

13、trawberries nfamily nknife nbook nbed nwolf nbus nshelf nzoo npotato ncity nphoto 第三十一页，讲稿共三十九页哦不规则名词复数变化一不规则名词复数变化一deer-sheep-foot-tooth-goose-fish-Chinese-Japanese-deer sheep feet teeth geese fish Chinese Japanese第三十二页，讲稿共三十九页哦不规则名词复数变化二不规则名词复数变化二man-woman-policeman-mouse-child-menwomen policemen

14、mice children第三十三页，讲稿共三十九页哦this that I you he/she/it am/is thesethoseweyoutheyare 单数单数 复数复数第三十四页，讲稿共三十九页哦不规则名词复数变化三不规则名词复数变化三this-that-I-me-you-he/she/it/-him/her/it-am/is-these thosewe us you they themare第三十五页，讲稿共三十九页哦综合练习三综合练习三me-Chinese-tooth-mouse-fish-you-she-watch-him-potato-shelf-child-woman-

15、bag-bus-box-photo-sheep-this-that-I-us Chineseteeth mice fish you they watches them potatoes shelves children women bags buses boxes photos sheep-these those we第三十六页，讲稿共三十九页哦句子单数变复数句子单数变复数 This is a book.That is an eraser.It is a red apple.I am a boy.He/She is a teacher.1.Whats this?These are books.

16、Those are erasers.They are red apples.We are boys.They are teachers.Whatre these?第三十七页，讲稿共三十九页哦复数句子变单数句子复数句子变单数句子 These are These are dictionariesdictionaries.单数单数一般疑问句一般疑问句,并作肯定回答并作肯定回答划线提问划线提问 This is a dictionary.Are these dictionaries?Yes,they are.What are these?第三十八页，讲稿共三十九页哦感谢大家观看感谢大家观看第三十九页，讲稿共三十九页哦