1、添加微信:car4900,免费领小学资料Unit 4 At the farm一、复数形式 sheepsheep (绵羊)henhens(母鸡) lamblambs(羊羔) goatgoats(山羊)cowcows(奶牛)horsehorses(马) goosegeese(鹅) footfeet(脚)toothteeth(牙齿) 二、可数名词变复数的规则: 1、一般情况下,在单数名词词尾加“s”.如: catcats dogdogs bookbooks rulerrulers 2、在以s, x , sh , ch 结尾的名词后面加“es”,如: boxboxes peachpeaches bus
2、buses classclasses 3、在以o结尾的单词后面加“es”,如: tomatotomatoes potatopotatoes 4、以元音字母加y结尾的名词,直接加“s”如: boyboys toytoys daydays 以辅音字母加y结尾的名词,去掉y后加“ies”,如: babybabies ladyladies butterflybutterflies 5、以f, fe结尾的名词,改f或fe为v后加“es”,如: shelfshelves leafleaves knifeknives 三、I like后面要加可数名词的复数形式或者不可数名词,如: I like apples
3、 . 我喜欢苹果。 I like chicken.我喜欢鸡肉。 四、特殊疑问句:What are these? What are those ? What are they?在回答时,都要用“They are” What is this ? What is that? What is it ?在回答时都要用Its a (an ) 一般疑问句:Are these ? Are those ? Are they?的回答形式也都是一样的,肯定回答:Yes, they are. 否定回答:No, they arent. 一般疑问句:Is this a(an) ? Is that a(an ) ? Is it a(an)?的回答形式也都是一样的,肯定回答:Yes, it is. 否定回答:No, it isnt.添加微信:car4900,免费领小学资料