完整小学四年级英语知识点总结英语语法总结.doc

小学四年级英语知识点总结英语语法总结一、,直接加-s,如:book-books,bag-bags,cat-,加-es,如:bus-buses,box-boxes,watch-watches(手表)“辅音字母+y”结尾,变y为i,再加-es,如:family-families,strawberry-strawberries但boy-“f或fe”结尾,变f或fe为v,再加-es,如:knife-knivesleaf-,如:potato-potatoestomatoesphoto-photospiano-pianos不规则名词的复数:man-men,woman-women,policeman-policemen,policewoman-policewomen,child-children,foot-feet,tooth-teeth,fish-fish,people-people,Chinese-Chinese,goose-geese不可数名词没有复数形式:paper,juice,water,milk,rice,tea在具体句子中我们应该把不可数名词当成单数看待二、、状态。如:。。如:。。如:。一般现在时的标志词:often,usually,sometimes,every等一般现在时的构成主语+动词原形。如:。当主语为第三人称单数(he,she,it,myfather等)时主语(三单)+动词的三单形式(要在动词后加?屳或?獥)如:。一般现在时的变化否定句:主语+don't(doesn't)+动词原形(+其它)。如:Idon''tlikebread,:Do(Does)+主语+动词原形+其它。如:Doyougotoschoolbybike?Yes,Ido./No,Idon',要用does构成一般疑问句。如:Doesshegotoschoolbybike?Yes,shedoes./No,shedoesn':特殊疑问词+一般疑问句。如:Howdouyougotoschool?Howdoesyourfathergotowork?,直接加-s,如:cook-cooks,make-,加-es,如:wash-washes,watch-watches,go-“辅音字母+y”结尾,变y为i,再加-es,如:study-studies但play-plays不规则变化have-has三、。:主语+be+: