小学现在进行时讲解.ppt

现在进行时,现在进行时,基本用法 1.表示现在正在进行的动作和发生的事 eg:-What are you doing? -I am reading a book. 2.有时表示现阶段正发生的事,但此刻动作不一正在进行 eg: He is teaching at the school. We are learning Unit 5 these days. 3.现在进行时的句子中常有now,或在句首常出现Look, Listen等提示词 eg: Listen! Danny is singing in the room. He is doing his homework now.,1.含义：表示现在正在进行的动作。 2.标志词：now, look, listen等。 3.构成：be 现在分词（动词-ing）,He is reading a book.,现在进行时的句式,1.肯定句: 主语+be +动词-ing+其它. 如: I am reading a book.,swimming.,I am,You are,He is,She is,It is,We are,They are,主语（单数） is 主语（复数） are,He is running.,She is dancing.,It is jumping .,They are running.,2.否定句：直接在be后加not. 如：It is raining. It is not raining. It isnt raining.,注意：is not=isnt are not=arent,swimming.,I am not,You arent,He isnt,She isnt,It isnt,We arent,They arent,主语（单数） isnt 主语（复数） arent,He isnt standing.,She isnt running.,It isnt singing .,They arent eating.,现在分词的构成,现在分词的构成： 1.一般动词，直接加 ing,如: look looking,read-reading. 2.如果动词末尾有e , 则去e 加 ing .如：make-making,write-writing，shine-shining. 3. 重读闭音节(辅音字母+元音字母+辅音字母）的, 应双写末尾的字母,再加 ing. 如:sit sitting，swim-swimming. 4.以ie结尾，把ie变y加ing。lie-lying,die-dying, tie-tying,写出下列动词的现在分词形式. 1.help _ e _ 3.swim _ 4.eat _ 5.give _ 6.find _ 7.sit _ 8.write _,helping,coming,swimming,eating,giving,finding,sitting,writing,写出下列动词的现在分词形式 talk _ sleep _ watch _ sit _ listen _ make _ laugh _ lie _ cry _ sing _ cut _ write _,talking,sleeping,watching,sitting,listening,making,laughing,lying,crying,singing,cutting,writing,3.一般疑问句及回答: 一般疑问句：直接把be提到句子前面，第一个字母大写，句子后面改为问号。 肯定回答: Yes,主语 +be。 否定回答: No, 主语 +be +not。 He is drawing.,Is he drawing ? Yes, he is ./ No, he isnt.,He is playing basketball.（变疑问句）,Is he playing basketball,Yes, he is . / No, he isnt.,?,Swimming?,Am I (Are you),Are you,Is he,Is she,Is it,Are we,Are they,Is 主语（单数） Are 主语（复数）,结构: be+doing ( be要根据主语作人称和数的变化) 句型转换 1.肯定句 否定句,要在 be 后加 not 构成 eg: We are reading English now. We are not reading English now. 2.陈述句 一般疑问句,把be动词提到句首,.改？ eg: The child is drinking. Is the child drinking? 3.陈述句 特殊疑问句,由“疑问词+一般疑问句” 构成 eg:He is working. What is he doing?,What is the boy doing？ He is singing.,-Is the woman writing? -No, she isnt. She is reading a book.,-Whatre they doing?,-Theyre swimming.,-Are they swimming?,-Yes, they are.,-Are they singing? -No, they arent. They arent singing. They are dancing.,Is the girl _(get) up? No, she _. What _ she _? She _ _.,getting,isnt,is,doing,is sleeping,Lets practice!,一.用所给动词的适当形式填空. 1.Look! The cat_(run)up the tree. 2.The twins_(have)breakfast. 3.-_he _(clean) the blackboard? -No,he isnt. 4.Tom_(play)the piano in the room.Please ask him to come here. 5.Listen! They_(sing)in the classroom.,is running,are having,Is,cleaning,is playing,are singing,汉译英 1.我们正在看电视. 2.他们正在打扫教室. 3.汤姆正在吃早饭. 4.那对双胞胎正在睡觉.,We are watching TV.,They are cleaning the classroom.,Tom is having breakfast.,The twins are sleeping.,5.男孩子们正在踢足球. 6.她正在铺床. 7.我正在玩电脑游戏. 8.你们正在听磁带吗?,The boys are playing soccer.,She is making the bed.,I am playing computer games.,Are you listening to the tape?,二.选择填空. 1.My mother is _TV. A.looking at B.seeing C.reading D.watching 2.-_you _a book? -Yes,I am. A.Do,read B.Are ,read C.Are ,reading D.Are ,looking 3.Kate _,the others _. A.sing,listen B.is singing,is listening C.sing,are listeningD.is singing,are listening 4.I _my eraser,but I cant _ it. A.look for ,finding B.am finding,look for C.am looking for,find D.find,look for,三.句型转换 1.I am watering the flowers.(否定句) 2.Shes jumping now.(一般疑问句) 3.The boys are playing cards.(划线提问) 4.He is doing his homework.(复数句),I am not watering the flowers.,Is she jumping now?,What are the boys doing?,They are doing their homework.,按要求完成下列句子 I am having a birthday party. _(一般现在时) _tonight(一般将来时),I have a birthday party.,I will have a birthday party,1.She_two daughters. has B. does have C. have D. haves 2.There are two_in the house. A. family B. families C. familys D. home 3.My father and mother_teachers. A. are B. is C. do D. does 4.They are _ Jennys family. A. B. a C. an D. the 5.There is a boy _Harry Potter in the class. A.name B. named C. names D. to name 6.What is your uncle? He is _officer. A. a B. an C. the D. 7.This is your coat. Please _. A.wear it on B. put on C. put it on D. wear on it,8.Kate and I _ doing _homework now. A. am,their B. are their C. is our D. are our 9.My father and mother are_. Buses driver B. buses drivers C. bus drivers D. bus driver 10.They are talking_todays newspaper. A. To B. with C. of D. about 11.Do you like_on the grass? A. To sit B. siting C. sitting D. both A and C 12.This is the way_our hair. That we comb B. to comb C. of combing D. all the above,句型转换 1.We live in China.(就画线部分提问) 2.I have no brothers.(同义句) 3.My father is a worker. (就画线部分提问) 4.I will have a birthday party.(变为一般疑问句),Will you have a birthday party?,Where do you live?,I dont have any brothers.,What is your father? What does your father do?,