仁爱英语七下现在进行时课件

1、语法专题现在进行时,现在进行时,一、含义： 现在进行时表示现在（即说话人说话的时刻）正在进行的动作或正在发生的事情，现在进行时的标志性词语有now, look, at the moment, listen等,二、现在进行时基本结构,主语 + be动词 + 动词的现在分词,I,am,He / She,We / You / They,is,are,writing.,speaking.,running.,结构: be+doing ( be要根据主语作人称和数的变化),现在进行时,现在进行时的四种句式： 1.肯定句主语+be+doing Eg: I am doing my homework. 2.否定

2、句主语+be+not+doing Eg: I am not doing my homework. 3.一般疑问句be提到句首（注意人称变化） Eg: Are you doing your homework? 4.特殊疑问句：特殊疑问词+一般疑问句 Eg: What are you doing now?,句型转换 1.肯定句转换成否定句,要在 be 后加 not 构成 eg:We are reading English now. We are not reading English now. 2.陈述句转换成一般疑问句,把be动词提到句首 eg:The student is drinking.

3、Is the student drinking? 3.陈述句转换成特殊疑问句,由“疑问词+一般疑问句”构成 eg:He is working. What is he doing?,现在进行时,现在分词的构成规则： 1.一般在动词词尾加-ing，如：read-reading 2.以不发音e结尾，去e加-ing，如：write-writing 3.以重读闭音节结尾的动词，末尾只有一个辅音字母，应先双写这一字母，再加-ing。 Eg：swim-swimming run-running cut-cutting shop-shopping sit-sitting 特殊变化：lie-lying平躺，die

4、-dying死亡,用现在进行时完成下列句子: 1. What _ you _(do)? 2. I_ (sing) an English song. 3. What _she _(drink)? 4. He_ (drive) a car. 5. _ you _(fly) a kite? Yes, _. 6. _ she _ (sit) in the boat? 7. _you _ (ask) questions? 8. We_ (play) games now.,are playing,doing,are,am singing,is,drinking,is driving,Are,flying,

5、I am,Is,sitting,Are,asking,Exercises,Some exercises. 一、用现在进行时改写下列句子. 1.She sits under the tree. She is sitting under the tree. 2.I eat a hamburger and some fruit. I am eating a hamburger and some fruit. 3.They clean the classroom They are cleaning the classroom.,1.The child _the windows now.(open),2

6、.The boy _ a picture now.(draw),3.Look! She _ a book.(read),4.I _an e-mail to my pen pal now.(write),5.You _ your homework at home now.(do),6.We _ at school now.(run),7.They _ TV now.(watch),is opening,is drawing,is reading,am writing,are doing,are running,are watching,Fill in the blanks:,二、用所给动词的适当

7、形式填空 1.Look! Andy_(fly) a model plane. 2.Listen! Amy_(sing) in the next room. 3.Many students_ _(play) football in the football field now. 4.Father isnt at home. He _(work). 5.Its seven oclock now. His father _(watch) TV.,is flying,is singing,are playing,is working,is watching,6.Kitty_(dance)with he

8、r friends. Cant you see? 7. -Where is Millie? -She_(chat) with her classmates in the classroom. 8. -What_Simon_(do)? -He_(draw)a picture on the blackboard. 9. -_the girls_(sing)? -No,they_(shout). 10.Dont talk with me, please. I _ (do) my homework.,is dancing,is chatting,is,doing,is drawing,Are,singing,are shouting,am doing,句型转换： 1.They are cleaning the house.（一般疑问句） 3.Tom is singing.（改为否定句） 4.Kate is_（划线提问） 5.She is sitting _ （划线提问）,p