文档介绍：小学英语知识点汇总一、,直接加-s,如:book-books,bag-bags,cat-cats,bed-,加-es,如:bus-buses,box-boxes,brush-brushes,watch-“辅音字母+y”结尾,变y为i,再加-es,如:family-families,strawberry-“f或fe”结尾,变f或fe为v,再加-es,如:knife-:man-men,woman-women,policeman-policemen,policewoman-policewomen,mouse-micechild-childrenfoot-feet,.tooth-teethfish-fish,people-people,Chinese-Chinese,Japanese-Japanese写出下列各词的复数I_________him_________this___________her______watch_______child_______photo________diary______day________foot________book_______dress________tooth_______sheep______box_______strawberry_____peach______sandwich______dish_______bus_______man______woman_______二、,也可表示现在的状态或主语具备的性格和能力。,没有be动词和情态动词,主语为第三人称单数的肯定句,动词要按规则加上s,主语是非第三人称单数的肯定句,动词用原形。,句中有be动词或情态动词时,否定句在be动词和情态动词后加not,一般疑问句将be动词或情态动词放在句首。,句中没有be动词或情态动词时,主语为第三人称单数的否定句在动词前加does+not(doesn’t),一般疑问句在句首加does,句子中原有动词用原形;主语为非第三人称单数,否定句用do+not(don’t),一般疑问句在句首加do,句子中动词用原形。动词+,直接加-s,如:cook-cooks,milk-,加-es,如:guess-guesses,wash-washes,watch-watches,go-“辅音字母+y”结尾,变y为i,再加-es,如:study-studies一般现在时基本用法介绍【】、状态。如:。。如:。。如:。:主语be(am,is,are)其它。如:。:主语行为动词(其它)。如:。当主语为第三人称单数(he,she,it)时,要在动词后加"-s"或"-es"。如:。【】一般现在时的变化be动词的变化。否定句:主语benot其它。如:。一般疑问句:Be主语其它。如:-Areyouastudent?-./No,I':疑问词一般疑问句。如:Whereismybike?。否定句:主语don't(doesn't)动词原形(其它)。如:Idon',要用doesn't构成否定句。如:Hedoesn':Do(Does)主语动词原形其它。如:-Doyouoftenplayfootball?-Yes,Ido./No,Idon',要用does构成一般疑问句。如:-Doesshegotoworkbybike?-Yes,shedoes./No,shedoesn'。否定句:主语don't(doesn't)动词原形(其它)。如:Idon',要用doesn't构成否定句。如:Hedoesn':Do(Does)主语动词原形其它。如:-Doyouofte