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Lesson 10 How many are there?Lesson 10 How many are there?1pencilpencil2This is one pencil.This is one pencil.3 pencils pencils4 These are many pencils.These are many pencils.5chairchair6This is a chair.This is a chair.7chairs chairs 8These are many chairs.These are many chairs.9名词单数变复数的规则名词单数变复数的规则1：一般直接加s名词单数变复数的规则1：一般直接加s10boxbox11 This is a box.This is a box.12boxesboxes13These are many boxes.These are many boxes.14busbus15This is a bus.This is a bus.16busesbuses17These are three buses.These are three buses.18名词单数变复数的规则名词单数变复数的规则2：以s,x,sh,ch结尾的可数名词的复数形式通常在其后加es.如class,bus,fox,dish,watch等名词单数变复数的规则2：以s,x19tomato tomato 20This is a tomato.This is a tomato.21tomatoestomatoes22 These are many tomatoes.These are many tomatoes.23potatopotato24 This is a potato.This is a potato.25potatoespotatoes26These are many potatoes.These are many potatoes.27photophotophotophoto28photoThis is a photo.photoThis is a photo.29photosphotos30These are many photos.These are many photos.31名词单数变复数的规则名词单数变复数的规则3：以o结尾的名词，在词尾加es或s。如：1、negro(黑人)，hero（英雄），potato(土豆)，tomato（西红柿）后加es；2、zoo(动物园)、photo(照片)后加s；名词单数变复数的规则3：以o结尾的名词，在词尾加es或32manman33 This man is old.This man is old.34menmen35These men are youngThese men are young36womanwoman37This woman is dancing.This woman is dancing.38womenwomen39These women are singing.These women are singing.40childchild41This child is walking.This child is walking.42childrenchildren43These children are playing.These children are playing.44名词单数变复数的规则名词单数变复数的规则4：有一些单词变复数时改变其中的字母或 词尾发生变化，如:man-men woman-women child-children sheep-sheepFoot-feet tooth（牙）-teeth 名词单数变复数的规则4：有一些单词变复45知识延伸：知识延伸：名词单数变复数的规则名词单数变复数的规则5：1.1.(1).以辅音y结尾的名词，要把y变成i，再加es .2.如：babybabies.familyfamilies.3.(2).以元音y结尾的名词，要直接加s如：boyboys.4.2.以 f 或 fe结尾的，要去掉f或fe,再加ves .5.如：wolfwolves,leafleaves，wifewives，knifeknives.知识延伸：46一、改错：一、改错：1This is one pencils.2.Look at these woman.3.There are five childs.4.There is many dishes.5.How much pencils are there?6.How many book do you have?7.The students is reading books now.(pencil)(women)(children)(are)(many)(books)(are)一、改错：(pencil)(women)(children47二、改写句子：二、改写句子：1This is a pencil.(复数)2.Here is a dish.(复数)3.These are some bedrooms.(单数)4.Here are two women.(单数)These are pencils.Here are dishes.This is a bedroom.Here is a woman.二、改写句子：These are pencils.Here 48小结：名词单数变复数的规则小结：名词单数变复数的规则1.1.一般直接加一般直接加s s2.2.以以s,x,sh,chs,x,sh,ch结尾的可数名词的复数形式通结尾的可数名词的复数形式通常在其后加常在其后加eses.如如class,bus,fox,dish,watchclass,bus,fox,dish,watch等。等。3.以以o o结尾的名词结尾的名词，在在词尾加词尾加eses或或s s。如：如：(1)(1)、negro(negro(黑人黑人)，herohero（英雄英雄），），potatopotato(土豆土豆)，tomatotomato（西红柿）后加（西红柿）后加eses；(2)(2)、zoozoo(动物动物园园)、photo(photo(照片照片)后加后加s s；小结：名词单数变复数的规则1.一般直接加s494.4.以辅音以辅音y y结尾的名词，要把结尾的名词，要把y y变成变成i i，再加，再加eses.如：如：babybabies babybabies，familyfamilies.familyfamilies.(以元音以元音y y结尾的名词，要直接加结尾的名词，要直接加s s 如：如：boyboys.boyboys.)5 5.以以f f或或fefe结尾的，要去掉结尾的，要去掉f f或或fe,fe,再加再加vesves.如：如：wolfwolves,leafleaves wolfwolves,leafleaves，wifewifewifewifewives wives，knifeknives.knifeknives.6 6.有一些单词变复数时改变其中的字母或词尾发生变有一些单词变复数时改变其中的字母或词尾发生变化，如：化，如：manmen womanwomen manmen womanwomen footfeet tooth footfeet tooth（牙）（牙）teethteeth childchildren childchildren 等等4.以辅音y结尾的名词，要把y变成i，再加es.50Homework:1.导学案34页2.pencil、chair、box、bus、tomato potato、photo、man、woman、child 这几个单词复数写3遍Homework:51谢谢！谢谢！5252
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