Unit 5 语法复习课件--人教版七年级英语上册.pptx

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1、语法复习语法复习Unit 5Do you have a soccer ball?时态时态定义：定义：在英语中，不同时间和方式发生的动作或状态要用谓语动词的不同形式来表示，这种表示动作或状态发生时间和方式的表示动作或状态发生时间和方式的动词形式动词形式称作动词的时态。一般现在时一般现在时定义定义例句例句lIm twelve.lWheres the schoolbag?lI have three ping-pong balls.lHe has a soccer ball.l“Wheres my schoolbag?”Gina always asks.lI dont play sportsI onl

2、y watch them on TV.lI go to school every day.lBill likes bananas,but he doesnt like apples.lHe can play the guitar.lThe sun rises in the east and sets in the west.太阳东升西落。1.表示现在的状态。表示现在的状态。2.表示经常性表示经常性和习惯性动作。和习惯性动作。3.表示主语具备的表示主语具备的性格和能力。性格和能力。4.表示科学事实、客观真理、表示科学事实、客观真理、自然现象、格言等。自然现象、格言等。一般现在时一般现在时实义动词

3、是表示实义动词是表示动作或状态的词。动作或状态的词。以以“have”为例为例一般现在时中的实义动词一般现在时中的实义动词have1.I have a ping-pong ball.2.We have two volleyballs.3.You have three tennis balls.4.They have a volleyball.5.Alice and Helen have two tennis rackets.6.His parents have two watches.1.He has two ping-pong bats.2.She has a baseball.3.It ha

4、s four eyes.4.Mr.Wang has a son.5.Eric Brown has five books.6.The house has six rooms.have（原形）（原形）has（三单）（三单）主语是：主语是：第一人称（单数第一人称（单数I,复数复数we）；）；第二人称第二人称（单（单/复数复数 you）;第三人第三人称复数称复数主语是：第三人称单数主语是：第三人称单数（she/he/it/单数概念的名词单数概念的名词或名词词组）或名词词组）用have和has填空1.They _a soccer ball.2.Tom _ many ping-pong balls.3.M

5、y mother_ a blue pen.4.I _ two red pens.5.My sister and my brother _ two nice desks.6.His friend _ an English dictionary.7.Linda and Mary _ many tennis balls.8.Their father_ a sister.Shes their aunt.havehavehavehavehashashashas动词原形变三单动词原形变三单规则变化构成法读音例词一般情况在词尾加-s-s在清辅音后发s-s在浊辅音和元音后发zhelp-helpslike-li

6、kesplay-plays以s,x,ch,sh,o结尾的词后加-es读作izwatch-watchesfinish-finishesguess-guessesfix-fixes以辅音字母y结尾的词变变y为为i再加再加-es读作zstudy-studies不规则变化have-hasgo-goes用括号内所给单词的适当形式填空1.Gina often _(watch)them on TV.2.He only _(have)a small room.3.Tom _(play)basketbal every day.4.My sister always_(go)to school.5.Eric Bro

7、wn _(study)very hard.watcheshasplaysgoesstudies含有含有实义动词实义动词have的一般现在时句式结构的一般现在时句式结构1.I have a ping-pong ball.2.We have two volleyballs.3.You have three tennis balls.4.They have a volleyball.5.Alice and Helen have two tennis rackets.6.His parents have two watches.1.He has two ping-pong bats.2.She has

8、 a baseball.3.It has four eyes.4.Mr.Wang has a son.5.Eric Brown has five books.6.The house has six rooms.构成构成陈述句（肯定句）陈述句（肯定句）主语主语+_+其他。其他。have/has连词成句1.parents,pens,blue,have,his,two(.)_2.aunt,three,ping-pong,has,balls,her(.)_His parents have two blue pens.Her aunt has three ping-pong balls.含有含有实义动词

9、实义动词have的一般现在时句式的一般现在时句式结构结构构成构成陈述句（否定句）陈述句（否定句）主语主语+_+其他。其他。dont/doesnt have1.I have a ping-pong ball.2.We have two volleyballs.3.You have three tennis balls.4.They have a volleyball.5.Alice and Helen have two tennis rackets.6.His parents have two watches.1.He doesnt have two ping-pong bats.2.She d

10、oesnt have a baseball.3.It doesnt have four eyes.4.Mr.Wang doesnt have a son.5.Eric Brown doesnt have five books.6.The house doesnt have six rooms.1.连词成句(1)friends,basketball,have,my,dont,a(.)_(2)brother,bat,a,baseball,doesnt,Helens,have(.)_2.将下列句子改为否定句(1)We have two volleyballs._(2)Mr.Li has a son.

11、_My friends dont have a basketball.Helens brother doesnt have a baseball bat.We dont have two volleyballs.Mr.Li doesnt have a son.含有含有实义动词实义动词have的一般现在时句式的一般现在时句式结构结构Do you have a baseball?Yes,I do./No,I dont.Do you have a ping-pong bat?Yes,I do./No,I dont.Does she have a tennis ball?Yes,she does./N

12、o,she doesnt.Does he have a soccer ball?Yes,he does./No,he doesnt.Do they have a basketball?Yes,they do./No,they dont.一般疑问句一般疑问句肯定肯定/否定回答否定回答构成构成Do/Does+主语主语+have.?肯定回答：肯定回答：Yes,主语主语+do/does.否定回答：否定回答：No,主语主语+dont/doesnt.dont=do notdoesnt=does not按要求完成下列句子。按要求完成下列句子。1.We have a volleyball.(改为一般疑问句，并

13、作肯定回答改为一般疑问句，并作肯定回答)_2.They have a basketball.(改为一般疑问句，并作否定回答改为一般疑问句，并作否定回答)_3.Bob has a tennis ball.(改为一般疑问句，并作肯定回答改为一般疑问句，并作肯定回答)_4.He has a soccer ball.(改为一般疑问句，并作否定回答改为一般疑问句，并作否定回答)_5.Gina amd Helen have a ping-pong ball.(改为一般疑问句，并作否定回答改为一般疑问句，并作否定回答)_Do you have a volleyball?Yes,we do.Do they h

14、ave a basketball?No,they dontDoes Bob have a tennis ball?Yes,he does.Does he have a soccer ball?No,he doesnt.Do Gina and Helen have a ping-pong ball?No,they dont.含有含有实义动词实义动词have的一般现在时句式的一般现在时句式结构结构1.I have a ping-pong ball.2.We have two volleyballs.3.They have a volleyball.4.He has two ping-pong ba

15、ts.5.She has a baseball.6.It has three eyes._对画线部分提问_What do you have?What do you have?What do they have?What does he have?What does she have?What does it have?特殊疑问句特殊疑问句What+_+主语主语+_?havedo/does构成构成用have或has填空1.What does Mike_?He_ a nice watch.2.I dont _ a tennis ball,but my sister Helen _ two.3.Does Sam _ a sister?Yes,he _ three.4.My brother Eric doesnt _ a ping-pong bat.5.The boy and his brother _ a tidy room.havehavehavehavehavehashashas句子中有助动词句子中有助动词does/doesnt,动词动词要用原形！要用原形！当主语为第三人称当主语为第三人称单数，动词要用三单数，动词要用三单形式！单形式！