第三人称单数的使用及变化规则.pptx

第三人称单数哪些主语是第三人称单数？He likes playing football.How old is she?It is an apple.He doesnt go to school.1、人称代词 he,she,it2、不定代词EverythingEveryoneEverybodySomethingsomeoneNobodyNothingEveryone has the book.Something is about to happen.This shows you are right.This is my mother.3、指示代词 this，that做主语时Lucy goes to school by bus.Mr.White works in a shop.4、人名、称呼作主语时Beijing is a beautiful place.The national peoples congress meets once a year.全国人民代表大会每年开一次。5、地名、机构名作主语时A horse runs faster than a dog.The girl is singing.The car is red.Does he like music?6、单数名词（a/the/this/that+单数名词）作主语时The air is polluted.The milk has been watered down.牛奶已经掺过水了。The bread is very small.7、不可数名词做主语时“K”is a letter.“8”is a lucky number.8、数字或字母做主语时What is three and two?Eight minus five is three.9、数字的加、减、乘、除动词的第三人称单数变化规则情况情况方法方法示例示例一般情况+slet-lets;get-gets以s、x、ch、sh和o结尾+espass-passes;fix-fixes;watch-watches;teach-teacheswash-washes;go-goes;do-does以辅音字母+y结尾变y为i+esstudy-studies以元音字母+y结尾直接+splay-plays特殊情况不规则have-has第三人称单数，也称“三单”，用于一般现在时的句子，当动词在第三人称后时：Exercisework write read wash kiss fix do flystudy try have dig Answerswork write read wash kiss fix do flyWorksWritesReads WashesKissesFixesdoesfliesStudy try have dig StydiesTriesHasdigs