七年级英语下册《语法-现在进行时》PPT课件-人教新目标版.ppt

探究现在进行时探究现在进行时1. 表示现在（说话瞬间表示现在（说话瞬间/一段时间）一段时间）_的动作的动作2. 结构：结构： be动词（动词（am, is, are）+ _正在进行或发生正在进行或发生V-ingnow , right now, at the moment, look, listen these days, this week， at present, get , grow, turn, become3. 标志词标志词walk-walking sing-singingeat-eating read-readingclean-cleaning watch-watching do-doing talk-talkingrun-running swim-swimmingwrite-writing dance-dancing make-making take-taking 3. 动词动词-ing 变化规则：变化规则：1）一般情况）一般情况直接直接加加 ing .如如: play-playing watch-watching 以不发音的以不发音的e 结尾结尾,去去e 加加ing.如如: take-taking come-coming3)重读闭音节结尾的动词重读闭音节结尾的动词,末尾只有一个末尾只有一个辅音字母，辅音字母，双写双写辅音字母再加辅音字母再加ing. 如如: run-running swim-swimming重读闭音节三要素：重读闭音节三要素： 1. 必须是重读音节；必须是重读音节； 2. 最后只有一个辅音字母；最后只有一个辅音字母； 3.元音字母发短元音元音字母发短元音 4 特殊特殊 ：diedyinglie-lyingtie-tying写出下列单词的现在分词形式：写出下列单词的现在分词形式：read _ come_ sit _learn _ write_ get_go_ take _ run _look _ make_ begin_ readingcomingsittinglearningwritinggettinggoingtakingrunninglookingmakingbeginning请把下列动词变成现在分词形式：请把下列动词变成现在分词形式： play swim dance run watch eat make talk wait come walk study read beginplayingswimmingdancingrunningwatchingmakingtalkingwaitingbeginningeatingstudyingwalkingcomingSummaryreading用所给词的适当形式填空：用所给词的适当形式填空：1.listen! I _ (be) singing.2.We _ (be) listening.3.Look! They are _ (read).4.He _ (be) painting now.5.She is _ (see) a movie.6.He _ (play) soccer now.7.I _ (eat) lunch now.8. Its 8 oclock. We _ (watch) TV .9.Tom _ (write) a letter now. amarereadingisseeingis playingam eatingare watchingis writingDo some exercises:现在进行时的现在进行时的一般疑问句一般疑问句把把助动词助动词be提到句首，并将首字母大写，提到句首，并将首字母大写，再将句末的句号改为问号。再将句末的句号改为问号。 肯定回答为：肯定回答为：Yes, . am / is / are. (不可不可用缩写形式用缩写形式)。 否定回答为：否定回答为：No, . am / is / are not. (可可用用isnt或或arent形式形式)。如：。如：1. Is she helping Li Ling? 她正在帮助李玲吗？她正在帮助李玲吗？ Yes, she is. 是的。是的。/ No, she isnt. 不，不，她没在帮李玲。她没在帮李玲。 2. Are you listening to music? 你正在听音乐吗？你正在听音乐吗？ Yes, I am. 是的。是的。/ No, Im not. 不，我不，我没听。没听。现在进行时的现在进行时的特殊疑问句特殊疑问句 疑问词疑问词 + 一般疑问句一般疑问句? 回答，回答，不能用不能用yes或或no， 而要而要根据实际情况根据实际情况来回答。如：来回答。如： 1. What are you doing? 你正在做什么？你正在做什么？ Im studying English. 我在学英语我在学英语。 2. What are they doing? 他们正在干什么？他们正在干什么？ They are reading. 他们在读书。他们在读书。 3. What is Mike doing? 迈克在做什么？迈克在做什么？ He is watching the football match. 他在看足球比赛。他在看足球比赛。The boy is playing basketball. 否定句否定句：_ 一般疑问句一般疑问句_ 肯定回答：肯定回答：_ 否定回答：否定回答：_ 对对“is playing basketball”提问：提问： _ 对对“The boy”提问：提问： _The boy isnt playing basketball.Is the boy playing basketball？Yes, he is.No, he isnt.What is the boy doing?Who is playing basketball?根据要求完成练习。根据要求完成练习。1._ you _ (fly) a kite? Yes, _.2. _ she _ (sit) in the boat?3. _ you _ (ask) questions?4. We _ (play) games now.5. What are you _(do) now? I _(eat) bread.用现在进行时完成下面的句子。用现在进行时完成下面的句子。Are flyingI amIs sittingAre askingare playingdoingam eating 按要求改写句子：按要求改写句子： 1.she, the window, open, now (用现在进行时用现在进行时连词成句连词成句) _ 2. The birds are singing in the tree.(就划线部就划线部分提问分提问) _ 3. is, who, the window, cleaning (连词成句连词成句) _ 4. The children are playing games near the house.(就划线部分提问就划线部分提问) _ She is opening the window now.What are the birds doing in the tree?Who is cleaning the window?What are the children doing near the house?5. She is closing the door now.(改成否定句改成否定句) _ 6. You are doing your homework.(用用“I”作主作主语改写句子语改写句子) _ 7.they, the tree, sing, now, under.(用现在进行用现在进行时连词成句时连词成句) _ 8. The Young Pioneers are helping the old woman.(改成一般疑问句改成一般疑问句) _She isnt closing the door now.I am doing my homework.They are singing under the tree now.Are the Yong Pioneers helping the old woman?注意！注意！一般现在时一般现在时与与现在进行时现在进行时一般现在时表示现在的状态或经常的，习惯一般现在时表示现在的状态或经常的，习惯性的动作。性的动作。现在进行时是表示一个动作正在发生或进行现在进行时是表示一个动作正在发生或进行l一般现在时的功用一般现在时的功用 1. 表示一直发生的事情、经常发生的动作：表示一直发生的事情、经常发生的动作： Nurses look after patients in hospitals. Excuse me, do you speak English? I get up at 8 oclock every morning. It often rains in summer in Beijing. 2. 表示客观事实或者真理：表示客观事实或者真理： Birds fly. The earth goes around the sun. 3. 谈论时间表、旅程表等：谈论时间表、旅程表等： What time does the film begin? The football match starts at 8 oclock. Tomorrow is Thursday. 4. 谈论籍贯、国籍等：谈论籍贯、国籍等： Where do you come from? I come from China. Where do you come from? I come from Guangzhou.1. Who _ over there now? A. singing B. are sing C. is singing D. sing2. Its eight oclock. The students _ an English class. A. have B. having C. is having D. are having3. Listen! The baby _ in the next room. A. crying B. cried C. is crying D. cries4. Look! The twins _ new sweaters. A. are wearing B. wearing C. are wear D. is wearing5. Dont talk here. Grandparents _. A. is sleeping B. are sleeping C. sleeping D. sleep6. Tom is a worker. He _ in a factory. His sisters _ in a hospital. A. work/ work B. works/ work C. work/ works7. Who _ English best in your class? A. speak B. speaks C. is speaking8. Mrs. Read _ the windows every day. A. is cleaning B. clean C. cleans9. We _ music and often _ to music. A. like/ listen B. likes/ listens C. like/ are listening10. She _ up at six in the morning. A. get B. gets C. getting11. On Sundays he sometimes _ his clothes and sometimes _ some shopping. A. wash / do B. is washing / is doing C. washes/ does12. The twins usually _ milk and bread for breakfast, but Jim _ some coffee for it. A. have/ have B. have/ has C. has / have1.给下列的动词加上形式。write watch swim run have read sit put take clean shop begin 2.用括号里的词的恰当形式填空。It is seven oclock. I (do) my homework.My parents (watch) TV. My sister (sit) on the sofa and I (play) with the cat.3.按要求句型转换。(1)He is doing his homework now.(变为否定句） He doing his homework now.(2)They are watching TV.（对划线部分提问） are they ?(3)She is reading.（变为一般疑问句，并否定回答，用括号 里的词填空） reading? No,she .She (write). writingwatchingswimmingrunninghavingreadingsittingputtingtakingcleaningshoppingbeginning am doingare watchingis sittingam playingis notwhatdoingIssheisntis writing一一.用所给动词的适当形式填空用所给动词的适当形式填空.1.Look! The cat_(run)up the tree.2.Her parents_(have)breakfastnow.3.-_he _(clean) the room? -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 runningis runningare havingare havingIsIs cleanincleaning g is playingis playing are singingare singingDo some exercises1. What is she doing? Shes _. 2. Is Tom there? No, he_. Hes_.3. _ he doing homework? Yes, _.4. _ they doing? Theyre swimming.runningisnthoppingIshe isWhatre1. Look! She _ (clean) the classroom.2. Lets _ (sing) the song now.3. That sounds _ (well).练习坊练习坊根据句意和括号中所给单词完成句子，每空词数不限。根据句意和括号中所给单词完成句子，每空词数不限。is cleaningsinggood4. Ben wants _ (go) to the movies this evening.5. Where are they? They _ (read) in the library. are reading to go5. Where is she ? Shes _(跑步跑步). 6. Is Tom there? No, he _. Hes_(购物购物).7. _he doing homework? Yes,_.8. _they doing? Theyre swimming.runningisntshoppingIshe isWhatre -Whats Li Lei doing? - He_. ( read ) - He_. ( read ) -What-Whats his mother doing?s his mother doing? -She_. ( write ) -She_. ( write )-What are they doing? -They_ . ( play soccer)-What are David and Mary doing? -They_ . (have dinner)-Whats Jenny doing? -She_. ( run )Exercise.is readingis writingare playing soccerare having dinneris running