教科版(广州)四年级英语上册素材-Unit7Howmanystarsdoeseachgrouphave知识点梳理

1、Unit 7 How many stars does each group have?重点句子：-Look at the blackboard . How many stars does each group have?看黑板，每组有多少颗星星？-Let me see . Group 1 has eighty stars . Group 2 has sixty-six stars . Group 3 has seventy-five stars .让我看看，第1组有八十颗星星，2组有六十六颗星星，第 3组有七十五 颗星星。-So Group 1 is the winner .所以第1组是赢家。

2、-Great ! Thats my group .太棒了！那是我的团队。知识点【知识考点】一、多少： How many 和 How muchhow many +可数名词how much +不可数名词How much milk is there in the glass?How many birds can you see in the picture?How many books are there on the desk?二、让我想想：Let me see.Let+宾格+动词原形+其他。如：Let him go.Let us come to the party.三、do, does ,它们为

3、助动词，本身没有意义，只是帮助主要动词构成谓语，表示疑问，否定，语态等。构成疑问句或否定句。How do you go to the park? （do, does）He does not smoke. （do, does）加强语气。Do come and see us.（一定来看我们。）构成否定的祈使句。Don t be so careless.（ 不要那么粗心）四、重点语法：一般现在时（传统版本）一般现在时定义：表示经常发生的动作或存在的状态。一般现在时的用法：表示经常性或者习惯性的动作，常与always, often, usually, every day,sometimes 等词连用。

4、如：He always rides a bike.They often help me.表示事实或客观真理，如：The earth goes around the sun.May comes after April.一般现在时动词第三人称单数变化规则：一般在动词词尾加-s o如：like-likes know-knows以字母s, x, o, ch, sh结尾的动词加-es。如：watch-watches push-pushesgo-goes fix-fixes miss-misses以辅音字母加y结尾的动词，把 y变i,再加-es ,如:study-studies fly-flies不规则变

5、化，如：have-has（老师教学版本）一、定义：表示现阶段的状态或经常发生的动作。He is a teacher.他是老师 （状态）They go to school on foot everyday.（动作）他们每天都走路上学。时间标志询I总是 通常 经常 有时;I每天每_ 在每周一等等jalways, usually, often, sometimes, everyday, every., on Mondays三、一般现在时，按小学阶段简单理解，可分以下两种情况。|有be动词（表示状态:是什么例：ra teacher.She very pretty. IIThey good fri&nd

6、.am, is, are2./be动词,有实义动词（表示动忤：做什么）例： WaTV every day.He 且” to school by car on Mcmddv5.Tom doesnt like swimming.曲：工（次,出，it单数名词,不可数名词后面的动词统统死”）.主语三单，动词三单（主三单动三单）.be动词与实义动词原型不能同时出现（要不就是，要不就做，要”是和彳故都出现,除非正在做be+动ing ）.助家兄弟（do, does, dont, doesnt ） 一出现，后面动词现原型（助后动原） 四、既然三单主语后面动词都得“死”，那么，动词有几种“死法”？LTS直接r(

7、直接死* )工以fjcaeh.m 结尾八(-S5E* )run-IciSS-Wf3trhgo-W融雪片一*辅音加Y结尾.改v为L再“爱医死rhave注意:7tS*y结尾,SJfi-s4特探盼去.runs, getskisses, goes, watches, washesstudies, flies, buys, playshas二.TK现在时变否变疑大法肯变否很容易肯变疑也容易有be变be.无be找助动（be动词后not, be动词提前，大写问号要注意 do, does, dont, doesnt例:He is a strong bo% -He a strong boy.*K he a strong boy?无b2找助动（肋动是块照妖镜,动词见它现原形）They go to school every day.-They go to school every day.*10 they go to school every day?She deans her room on 54ngyxShe clean her room on Sundays.，）。she clean her roorn on Sundays?六、一般现在时变特殊疑问句：1,有M动词；特殊疑问词，M +主语？This flower is yellow,is this flower?2.没n勖词，有实义动词：