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语法新课堂,第三人称单数形式,1,一.第三人称单数形式的词尾变化.,2,在一般现在时中, 当主语是第三人称单数形式时,行为动词用第三人称单数形式,即加-s 或 es. 具体方法如下:,3,一般情况下,直接加 -s.如: work-works play-plays rain-rains see-sees,4,2. 以 sh,ch,s,x或o结尾的词后加-es.如: wash-washes teach-teaches fix-fixes do-does go-goes,5,3.以辅音字母加-y结尾的, 先把y变成i,再加 -es.如: study-studies fly-flies carry-carries,6,二. 哪些主语是第三人称单数,7,1.人称代词he, she, it是第三人称单数. 1).He likes watching TV. 他喜欢看电视. 2).She has lunch at twelve. 他十二点吃午餐. 3). It looks like a cat. 它看起来象只猫.,8,2. 单个人名.地名或称呼作主语时,是第三人称单数形式.如: 1).Han Mei looks like her mother.韩梅看起来像她的母亲. 2).Beijing is in China. 北京在中国. 3). Uncle Wang often makes cakes.王叔叔经常做蛋糕.,9,3.单数可数名词或 “this/that/the + 单数可数名词” 作主语时,是第三人称单数. 如: 1).A horse is a useful animal. 马是一种有用的动物. 2).This book is yours.这本书是你的. 3).That car is red. 那辆汽车是红色的. 4).The cat is Lucys.这只猫是露西的.,10,someone, somebody, nobody, everything, something等不定代词及指示代词this, that作主语时,是第三人称单数.如: 1).Everyone is here.大家到齐了. 2)This is a pen.这是一支钢笔. 3).That is an eraser.那是一块橡皮.,11,5. 不可数名词作主语时,为第三人称单数.如: 1).The milk is in the glass.牛奶在玻璃杯里. 2).The bread is very small. 那块面包很小.,12,6. 当数字或字母做主语时,看做第三人称单数.如: 1).“6” is a lucky number. “6”是个吉利数字. 2).“I” is a letter. “ I”是个字母.,13,专项习题精练 (着眼高分 查漏补缺),用括号中所给动词的适当形式填空,14,Jack_ (love) his mother very much. Mary and Lily_ (come) from the same country. The juice(果汁)_ (be) in the fridge(冰箱). “2”_ (sound) like “too”.,loves,come,is,Sounds,15,5. The tiger_ (be) a dangerous animal. 6. Shanghai_ (be) a modern city. 7. Everybody_ (know) Jay Chou. 8. This_ (be) my new pen pal.,is,is,knows,is,16,9. There_ (be) some bread on the table. 10. Either I or he_ (like) playing soccer.,is,likes,17,18,
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