unit 2 现在进行时课件xin 课件

1、Protecting Our EnvironmentLanguageThe present continuous tenseProtecting Our EnvironmentWhat is he doing?He is playing basketball. She is running.He is thinking.What is the boy doing？He is singing.They are talking.Look at them!What are they doing?1.含义：表示现在正在进行或一段时间正在进行的动作标志词：now, look, listen等。2.构成：

2、主语+be +V-ing+其他 现在进行时的含义与构成He is reading a book.3.V-ing 变化规则：1）一般加 ing . 如: playplaying watch-watching以不发音的e 结尾,去e 加ing. 如: taketaking come-coming元音+辅音结尾,且是重读闭音节的单词,双写辅音字母+ing. 如:runrunning swim-swimmingV.-ing一般辅音字母 +不发音e结尾ie结尾重读闭音节且末尾只有一个辅音字母listeningwalkingfishingeatingplayingworkinglivingwritinga

3、rrivingmakingcomingmovingdie dyinglie lyingswimmingplanninggettingsittingcuttingbeginning 练习1.写出下列动词的ing 形式.1.help_ e_3.swim_ 4.eat_5.give_ 6.find_7.sit _ 8.write_现在进行时的用法1.表示说话时正在发生或进行的动作,常见标志: “now,” “at the moment,” “Look!”, “Listen!”2.表示现阶段持续进行的动作,常见标志: “at the present”(目前), “this week,” “these

4、days”3.按计划或安排将要发生的动作,与将来时间连用,仅限少量动词: go, come, leave, start, arrive, return, sleep4.与always连用,表示经常反复的动作,表达说话者的惊讶、厌烦、赞美等情感注意！没有进行时的动词：表示感觉、感情、思想、态度、状态、拥有- see, hear, notice, like, love, hate, know, want, hope, think, believe, agree, own (have/ has)Examples1.（正在发生）2.（持续进行）3. (按计划或安排将要发生)4. ( ) Im know

5、ing the answer. ( ) I know the answer. ( ) Are you liking the milk? ( ) Do you like the milk? ( )This book is belonging to May.( ) This book belongs to May.1.（正在发生）Listen! A bird is singing in the tree. What are the kids playing with now?2.（持续进行） Im getting on well with my studies.不一定说话时进行What lesso

6、ns are you studying this week?3. (按计划或安排将要发生)Where are you going tomorrow? Shes leaving for Shanghai this evening.4. Hes always making the same mistake! (厌烦) She is always thinking of others instead of herself! (赞美)2.否定句：直接在be后加not. 如：I am writing. I am not writing.现在进行时的句式1.肯定句: 主语+be +v-ing+其它. 如:

7、 I am reading a book.现在进行时 They are talking to Mr. Wang now. He is waiting for his boss now.否定句：They are not talking to Mr. Wang now. He is not waiting for his boss now.He isnt dancing. He is playing the guitar.What is he doing?dance play the guitarShe isnt cleaning.She is dancing.What is she doing?

8、clean danceThey arent walking.They are talking.What are they doing?walk talk3.一般疑问句及回答:问句,直接把be提前,肯定回答:Yes,主语 +be 否定回答: No,主语+be+notAre you drawing ?Yes,I am./No, Im not.现在进行时 They are talking to Mr. Wang now. He is waiting for his boss now.疑问句： Are they talking to Mr. Wang now? Is he waiting for hi

9、s boss now?Is the woman writing?No, she isnt. She is reading a book.No, it isnt. It is eating something.Is the dog running? runeat somethingNo, he isnt. He is doing his homework.Is he watching TV ? watch TVdo homeworkAre they singing? No, they arent. They arent singing. They are dancing.Singing/danc

10、ingWhat is he doing?He is drinking water (now).Is he drinking water (now)?Yes, he is.What are they doing?They are running.Are they writeing?No,they arent.Whatre they doing?Theyre swimming.Are they swimming?Yes, they are.Tomplayfootball.isingLucy isreada book.ingHe is doing his homework.He is having

11、lunch.He is cooking.They watchTVareingLook!The twinsthinkareing.now.达标训练一.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

12、are havingIs cleaning is playing are singing把下列句子变为进行时态：1.We mend a clock. 2.I look at the blackboard.3.We drink tea.4.He and I do our homework.5.You make a kite for me.We are mending a clock.I am looking at the blackboard.We are drinking tea.He and I are doing our homework.You are making a kite for

13、 me . 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?

14、 二.选择填空.1.My mother is _TV.A.looking at B.seeing C.reading D.watching2._you _a book? Yes,I am.A.Do,read B.Are ,read C.Are ,reading D.Are ,looking3.Kate _,the others _.A.sing,listen B.is singing,is listening C.sing,are listeningD.is singing,are listening4.I _my eraser,but I cant _ it.A.look for ,find

15、ing 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.1、我的妈妈正在做早饭。My mother is making breakfast.2、我正要和我的朋友去看电影。I am going to movies with my friend.3、他正在弹吉他吗？Is he playing the guitar?4