初中一般现在时完整版.ppt

1、 The Simple Present TenseThe Simple Present Tense 一般现在时态 1.一般现在时的基本用法一般现在时的基本用法：1)1)经常性或习惯性的动作，常与表示频率经常性或习惯性的动作，常与表示频率副词的时间状语连用。副词的时间状语连用。时间状语：时间状语：every morning(afternoon,every morning(afternoon,Sunday),sometimes,Sunday),sometimes,at,on Sunday,at,on Sunday,often.usually,often.usually,例如：例如：I wake u

2、p at six Oclock every I wake up at six Oclock every morning.morning.My friends often go to the park on My friends often go to the park on Sundays.Sundays.2)用于表示客观真理，客观存在，科学事实。用于表示客观真理，客观存在，科学事实。例如：例如：The earth moves around the sun.地球地球绕着太阳转。绕着太阳转。Tomorrow is Tuesday.明天是星期二明天是星期二3)3)用于格言或警句中。用于格言或警句中

3、。例如例如：Where there is a will,there is a way.Where there is a will,there is a way.有志有志者事竟成。者事竟成。4)4)用于表示现在时刻的状态、能力、性格、用于表示现在时刻的状态、能力、性格、个性。个性。例如例如：She is a good girl and always help others.She is a good girl and always help others.她是一个好女孩，经常帮助别人。她是一个好女孩，经常帮助别人。My watch is very newMy watch is very new。

4、我的手表很新。我的手表很新。2 2 常与一般现在时连用的词：常与一般现在时连用的词：1、every系列系列every dayyearmonthweekmorningafternoonevening、频率副词、频率副词 neverseldomrarelysometimesoftenusuallyalways1、一般动词，在词尾加一般动词，在词尾加 s;如：如：work-works,live-lives,play-plays,sing-sings.eg:She lives in Ningbo.她住在宁波。她住在宁波。2、以、以/s/z/等音素结尾的动词，词尾加等音素结尾的动词，词尾加-es，如词尾

5、为，如词尾为e，只加只加-s.读作读作/iz/如：如：teach-teaches,wash-washes.eg:My mother washes the coat.我母亲洗了大衣。我母亲洗了大衣。3 一般现在时第三人称单一般现在时第三人称单he,she,it 的构成规则的构成规则3.以辅音字母加以辅音字母加Y 结尾的词，把结尾的词，把Y变变I 在加在加ES，读作，读作ZStudyflystudiesflied4.以辅音字母以辅音字母+O结尾的词，一般情况是在词尾加结尾的词，一般情况是在词尾加ES 读读作作Zgodogoesdoes5.特殊情况：特殊情况：have has EX2EX21.Tom

6、often_(get)upatsixinthemorning1.Tomoften_(get)upatsixinthemorning2.Theearth_(go)aroundthesun.2.Theearth_(go)aroundthesun.3.Marysparent_(live)inBeijing.3.Marysparent_(live)inBeijing.4.She_(draw)verywell.4.She_(draw)verywell.Ex1.Ex1.写出下列词的单三形式：写出下列词的单三形式：写出下列词的单三形式：写出下列词的单三形式：look;go;give;fly;havelook

7、;go;give;fly;havelooks;golooks;goeses;give;gives s;flies;has;flies;hasgetsgoeslivesdraws4 一般现在时的构成一、系动词be的一般现在时二、情态动词的一般现在时三、实义（行为）动词的一般现在时一、系动词be的一般现在时1、构成、构成：主语+be+其他2、be包括哪些？isamare3、什么时候用is？什么时候用am？什么时候用are？取决于主语是单数还是复数Thegirlismyfriend.主语为单数时主语为复数时主语为“I”时 isareamExercise1、Kitty an English girl.

8、2、We students.3、I from Taizhou.4、She tall.5、Lucy and Lily good friends.6、Those chairs broken.7、The bag mine.isareamisareareis1.Be 动词的否定式动词的否定式:be+notIamateacher.YouareaworkerSheisadoctorWearefriends.ImnotateacherYouarentaworkerSheisntadoctor.Wearentfriends.is not=isntare not=arent 否定句2.(do)当当主主语语是是单

9、单数数第第三三人人称称时时，它它与与助助动动词词DOES有有关关，但但是是动动词词谓谓语语一一定定要要恢恢复复为为原原形形。当当主主语语是是其其他他人人称称时，它与助动词时，它与助动词DO有关。有关。IlikeEnglish.Shelikesitverymuch.Wegotoworkbybike.Idont likeEnglish.Shedoesntlikeitverymuch.Wedontgotoworkbybike.否定句Ex1.将下列各句从肯定式改为否定式将下列各句从肯定式改为否定式1.I talk to Peter because I like him.2.Kate comes fro

10、m America.Kate works with Peter1.I am Chinese,and I am a student.They know each other.Idont talktoPeterbecauseI dont likehim.Katedoesnt comefromAmerica.Katedoesnt workwithPeter.I am not Chinese,and I am not a studentThey dont know each other.1、Kitty (not)an English girl.2、We (not)students.3、I (not)f

11、rom Taizhou.4、She (not)tall.5、Lucy and Lily （not）good friends.6、Those chairs (not)broken.7、The bag (not)mine.isntarentamnotisntarentarentisnt二二 情态动词的一般现在时情态动词的一般现在时构成主语+情态动词+动词原形+其他ShecanspeakEnglish.注意注意：情态动词后的动词一定要用情态动词后的动词一定要用原形原形Eg:Theyshould(应该)beright.试比较：Theyareright.ShespeaksEnglish.其否定句的构成主

12、语+情态动词+not+动词原形+其他cannot=couldnot=mustnot=wouldnot=willnot=shouldnot=maynot=cantcouldntmustntwouldntwontshouldntmaynotShe (can not)speak English.You (must not)open the door.They (should not)be right.I (will not)go to Japan.三三 行为动词的一般现在时行为动词的一般现在时构成主语+行为动词+其他Theseboyslikeplayingfootball.ThegirlreadsE

13、nglisheverymorning.注意：当主语为第三人称单数时，行为动词要加s或者es否定句的构成主语+助动词（do/does）+not+行为动词原形原形+其他Theseboysdont（donot）likeplayingfootball.Thegirldoesnt（doesnot）readEnglisheverymorning.什么时候用助动词do，什么时候用助动词does呢？取决于主语ThegirlreadsEnglisheverymorning.Theseboyslikeplayingfootball.当主语为复数时，用助动词do构成否定当主语为单数时，用助动词does构成否定注意：

14、dont 和 doesnt 之后动词一定要用原形Change the following sentences after the models.1.I like red.(green)2.They like apples.(oranges)3.We take a bus to school every day.(walk to school)Model 1:I like fish.(meat)I dont like meat.Model 2.He likes reading.(writing)He doesnt like writing.I dont like green.They dont

15、like orange.We dont walk to school every day.104.His brother plays football after school.(play basketball)5.It looks like a cat.(hat)6.She has a dog at home.(a cat)Model 1:I like fish.(meat)I dont like meat.Model 2.He likes reading.(writing)He doesnt like writing.His brother doesnt play basketball.I

16、t doesnt look like a hat.She doesnt have a cat at home.11Complete the sentences.Use the simple present tense of the verbs in brackets1.My father_(listen)to the radio every day.2.Mike_(study)in a middle school.3.She_(take)Eddie for a walk after supper.4.He_(wash)clothes with his hands.5.Simon _(pass)the ball to Daniel.6.Miss Li_(teach)Chinese.7.Look at the animal,it _ four legs.listenstakesstudieswashespassesteacheshas8Complete the sentences.Use the proper verb forms in brackets1.Jordan _(play)ba