Recycle Mike’s happy days 课件（共18张PPT）

课件18张PPT。名词变复数A book This is a book. This is a chinese book. These are some books. What’s this?What are these?It’s a book.They are books.What’s this in English?It’s an apple.What are these?They are two apples.--What are these?--What’s this?--It’s a pen.--They are pens.--What are those?--What’s that?--It’s an English book.--They are English books.bagswatchesorangespens--What’re these ? --They’re … .mapscaseskeys--What’re those ? --They’re … .This _____.These _____.is a treeare two treesare some trees名词变复数1．一般在名词后面加上“s”: book→books， bag→bags 2．以s, x, sh, ch，等结尾的词加“es”: bus→buses， watch→watches 3．以辅音字母＋y结尾的词，变y为i加es， baby→babies 以元音字母＋ y结尾的名词变复数时，直接加s变复数，boy →boys以o 结尾的名词变复数(a）加s的名词 photo→photos ，piano→pianos， radio→radios， zoo→zoos (b）水果、蔬菜、人这样的单词加es potato→potatoes(土豆) tomato→tomatoes（西红柿） mango--mangoes (芒果) Negro--negroes(黑人） hero--heroes（英雄）黑人英雄喜欢吃土豆、西红柿和芒果。（简称两人两菜）以f或fe结尾的名词变复数 去掉f， fe 加ves half（一半）→halves knife（小刀）→knives leaf（树叶）→leaves wolf（狼）→wolves wife（妻子）→wives life（生活）→lives thief（小偷）→thieves “小偷”(thief)的“妻子”(wife)用“刀子”(knife)和 “树叶”(leaf)把“狼”(wolf)劈成两“半”(half)。(二) 不规则变化 男人女人 a 变 e，鹅足牙 oo 变 ee； man-men; woman-women; goose geese; foot-feet; tooth-teeth 老鼠虱子也好记，ous 变 ic； mouse-mice; louse-lice 孩子加上 ren，鱼鹿绵羊不用变 child-children; fish; deer; sheep this--these(这些)? ?? that --? ?those(那些)将下列名词变复数（练习）1、orange 2、bus 3、book _____ 4、box 5、piano 　6、child _____ 7、leaf 8、bed 9、country _____ 10、balcony 11、boy 12、foot _____ 13、potato 14、photo 15、man _____ 16、baby 17、tomato 18、watch _____ 19、woman 20、knife 22、sheep_____ balconiesboysfeetpotatoesphotosmenbabiestomatoeswatcheswomenknivessheepbooksboxeschildrenpianosleavesbedsbusesoranges countries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-- birdsladiesorangesrulerscatsboysgirlscaseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdictionariesphotoscardsleavespartiescupsthis – that – I – you – he / she / it – am / is – thesethoseweyoutheyare 单数 复数There are so many_____(leaf) on the trees. 2. It has two _____(study) in the rooms. 3. These _____(tomato) are red. 4. There is some _____ (water) in the glass. 5. My brother looks after two _____(baby)练习leavesstudiestomatoeswaterbabies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. What’s this ? These are books. Those are erasers. They are red apples. We are boys. They are teachers. What’re these ?复数句子变单数句子 These are dictionaries. 单数 一般疑问句,并作肯定回答 划线提问 This is a dictionary.Are these diction ... ...