四种时态+词形变换VIP免费

小学英语语法复习要点(1)一、名词复数规则1．一般情况下，直接加-s，如：book-books,bag-bags,cat-cats,bed-beds2．以s.x.sh.ch结尾，加-es，如：bus-buses,box-boxes,brush-brushes,watch-watches3．以“辅音字母+y”结尾，变y为i,再加-es，如：family-families,strawberry-strawberries4．以“f或fe”结尾，变f或fe为v,再加-es，如：knife-knives5．不规则名词复数：man-men,woman-women,policeman-policemen,policewoman-policewomen,mouse-mice;child-children;foot-feet,tooth-teeth；fish-fish,people-people,Chinese-Chinese1名词单数变复数规则：①大部分单数可数名词变为复数要加s，但如果单词以ch，sh，s，x等结尾，则一般加es；②以o结尾的单词除了两人（negro，hero）两菜（tomato，potato）加es外，其余一般加s；③以f或fe结尾的单词一般是把f，fe变为ve再加s；④英语中还有些单词没有规则，需要特殊记忆：mouse—mice，deer—deer，sheep—sheep，fish—fish，写出下列各词的复数I____we____him___them______this_______her_____watch____child_______photo________diarydiaries______day____foot______book___dress_____tooth_______sheep______box_______strawberrythiefthieves_______yo-yo______peach______sandwich______man____woman_____paper_______juice___________water________milk________rice__________tea__________二、一般现在时一般现在时基本用法介绍一般现在时的功能：1.表示事物或人物的特征、状态。如：Theskyisblue.天空是蓝色的。22.表示经常性或习惯性的动作。如：Igetupatsixeveryday.我每天六点起床。3.表示客观现实。如：Theearthgoesaroundthesun.地球绕着太阳转。一般现在时的构成：1.be动词：主语+be(am,is,are)+其它。如：Iamaboy.我是一个男孩。2.行为动词：主语+行为动词(+其它)。如：WestudyEnglish.我们学习英语。当主语为第三人称单数(he,she,it)时，要在动词后加"-s"或"-es"。如：MarylikesChinese.玛丽喜欢汉语。一般现在时的变化1.be动词的变化。否定句：主语+be+not+其它。如：Heisnotaworker.他不是工人。一般疑问句：Be+主语+其它。如：-Areyouastudent?-Yes.Iam./No,I'mnot.特殊疑问句：疑问词+一般疑问句。如：Whereismybike?2.行为动词的变化。否定句：主语+don't(doesn't)+动词原形(+其它)。3如：Idon'tlikebread.当主语为第三人称单数时，要用doesn't构成否定句。如：Hedoesn'toftenplay.一般疑问句：Do(Does)+主语+动词原形+其它。如：-Doyouoftenplayfootball?-Yes,Ido./No,Idon't.当主语为第三人称单数时，要用does构成一般疑问句。如：-Doesshegotoworkbybike?-Yes,shedoes./No,shedoesn't.特殊疑问句：疑问词+一般疑问句。如：Howdoesyourfathergotowork?动词+s的变化规则1．一般情况下，直接加-s，如：cook-cooks,milk-milks2．以s.x.sh.ch.o结尾，加-es，如：guess-guesses,wash-washes,watch-watches,go-goes3．以“辅音字母+y”结尾，变y为i,再加-es，如：study-studies一般现在时用法专练:一、写出下列动词的第三人称单数4drink________go_______stay________make________look_________have_______pass_______carry____come________watch______plant_______fly________study_______brush________do_________teach_______二、用括号内动词的适当形式填空。1.Heoften________(have)dinnerathome.2.DanielandTommy_______(be)inClassOne.3.We_______(notwatch)TVonMonday.4.Nick_______(notgo)tothezooonSunday.5.______they________(like)theWorldCup?6.What_______theyoften_______(do)onSaturdays?7._______yourparents_______(read)newspaperseveryday?8.Thegirl_______(teach)usEnglishonSundays.9.SheandI________(take)awalktogethereveryevening.10.There________(be)somewaterinthebottle.11.Mike_______(like)cooking.12.They_______(have)thesamehobby.13.Myaunt_______(look)afterherbabycarefully.14.Youalways_______(do)yourhomeworkwell.515.I_______(be)ill.I’mstayinginbed.16.She_______...