现在进行时(微课PPT)课件.pptx
16页
Present Continuous Tense 现在进行时,,,,,,主讲老师： 单位：,Sing a song,Are You Sleeping， Are You Sleeping， Brother John！ Brother John！ Morning bells are ringing， Morning bells are ringing， Ding ding dong Ding ding dong,你知道吗？ 这首儿歌里用了什么时态？,现在进行时,Are You Sleeping? Brother John! Morning bells are ringing, Ding ding dong,小约翰，你还在睡觉吗？ 早上的闹铃正叮咚叮咚响呢！,定义： 表示正在进行的动作或状态.,,现在进行时的构成,时态构成：,be,+,动词的现在分词形式 ( -ing 形式）,e.g.,I with a boy.,am talking,We .,are eating,主语,+,我正在和这个男孩谈话我们正在吃饭不同主语下，be动词的变化,结构：主语 + be动词 + 动词的现在分词（-ing）,I,He / She,We / You / They,am,watching TV.,is,writing homework.,are,playing football.,动词的现在分词的变化规则之一,（1）一般在词尾加-ing，如：,read,- read,ing,play,- play,ing,look,- look,ing,eat,- eat,ing,（2）以不发音的e结尾的词先把去掉再加-ing，如：,take,- tak,ing,have,- hav,ing,动词的现在分词的变化规则之二,（3）以一个辅音字母结尾的重读闭音结尾的词，应双写最后的辅音字母，再加-ing，如：,sit,- sit,ting,swim,- swim,ming,run,- run,ning,shop,- shop,ping,（4）特殊变化，如：,lie,- ly,ing,get,- get,ting,begin,- begin,ning,现在进行时中的陈述句,1、肯定句： They are waiting for buses. 主语 + be + 动词-ing 、否定句： They are not (arent) waiting for buses. 主语 + be + not + 动词-ing ,现在进行时中的一般疑问句该如何变化？,现在进行时中的一般疑问句,一般疑问句及其回答： 问句直接把be提前； 肯定回答：Yes, 主语 + be . 否定回答：No, 主语 + be + not. She is playing the badminton. Is she playing badminton? Yes, she is. / No she isnt.,现在进行时中的特殊疑问句该如何变化？,现在进行时中的一般疑问句,特殊疑问句及其回答： 问句特殊疑问词+一般疑问句； 回答：主语 + be动词... They are eating humburgers. What are they eating? They are eating humburgers.,Listen and say.,What are they doing now?,此张幻灯片后插入四段实录学生用现在进行时造句的视频...,,,,,,Im watching TV.,,,He is playing basketball.,,She is playing the piano,,We are having PE class.,Listen and say.,你能熟练运用 现在进行时了吗？,1. 写出下列动词的-ing形式,help- come- swim- eat- give- find- sit- write-,helping coming swimming eating giving finding sitting writing,Practise,你能熟练运用 现在进行时了吗？,2. 变换句式,They are waiting for buses. 改成一般疑问句和特殊疑问句,一般疑问句： Are they waiting for buses? 特殊疑问句： What are they waiting for?,Practise,,,,,01,02,03,04,Mike is studying Chinese now.,Bob is playing the tennis at the moment.,Listen! Mary is singing.,现在进行时小贴士-“标记词”,如果句子中出现“look”、”listen”、”at the moment”、”now”关键词，要注意，此时的时态一定是一般现在时,感谢聆听,,,,,,。
