小学英语第三人称单数ppt课件.pptx

第三人称单数,学习要点：,1、认识第三人称单数；2、学习第三人称单数的动词变化规则；3、第三人称单数的否定句、疑问句变法。,什么是第三人称单数？,第一人称：我I，我们we第二人称：你，你们you 第三人称：除了第一、第二人称，剩下的全都是第三人称。第三人称单数：男他he，女她she，其他它it， 某人，某物，my father,Li Lei,the tiger,the desk,你能找出下面单词中哪些是第三人称单数吗？,my grandparents his unclethe footballyou SarahTom and Jerry the little dogshe,我们来学学第三人称单数动词的变化规则吧：,1、直接加s，如like-likes，play-plays，read-reads；2、以ch,sh,o结尾的动词，加es，如watch-watches,teach-teaches,wash-washes,go-goes,do-does;3、以辅音字母+y结尾的单词，变y为i，再加es,如study-studies,fly-flies,worry-worries；4、特殊单词特殊记，如have-has。,我们来做些练习题吧：,1、She _ （have）long hair。2、Amy _ (like)swimming.3、My brother _(do)his homework at home.4、The monkey _ （eat）bananas.5、Johns little sister _（study）English very well.6、The baby _（watch）TV in the living room.,has,likes,does,eats,studies,watches,第三人称单数变否定句（三步走）：,三步走：第一步：找 找句子中的主语和动词；第二步：借 借助助动词does+not(doesnt)，把doesnt放在主语和动词间；第三步：变 动词变成原形。举例：Mike comes from the USA. Mike doesnt come from the USA. Wu Yifan has a new book. Wu Yifan doesnt have a new book.,第三人称单数变疑问句（三步走）：,三步走：第一步：借 借助助动词does，放在句首并大写；第二步：抄 其他照抄，一字不漏；第三步：变 动词变为原形，标点符号变为问号。举例：Zip likes reading books. Does Zip like reading books? Zoom flies a kite. Does Zoom fly a kite?,将以下句子变成否定句和疑问句：,1、Wang Teng washes her clothes on Sundays.否定句：_疑问句：_2、He goes to shool by bike.否定句：_疑问句：_,Wang Teng doesnt wash her clothes on Sundays.,Does Wang Teng wash her clothes on Sundays?,He doesnt go to school by bike.,Does he go to school by bike?,Thank you！,