现在进行时(微课)课件.ppt

1、主讲老师：主讲老师：单位：单位：你知道吗？这首儿歌里用了什么时态？现在进行时现在进行时Are You Sleepinging?Brother John!Morning bells areare ringinging,Ding ding dong小约翰，你还在睡觉吗？小约翰，你还在睡觉吗？早上的闹铃正叮咚叮咚响呢！早上的闹铃正叮咚叮咚响呢！现在进行时定义：表示正在进行的动作或状态.现在进行时的构成现在进行时的构成时态构成：时态构成：bebe+e.g.e.g.I with a boy.am am talkingtalkingWe .are are eatingeating主语+不同主语加be动词如

2、何变化呢？我正在和这个男孩谈话。我们正在吃饭。不同主语下，不同主语下，bebe动词的变化动词的变化结构结构：主语+be动词+动词的现在分词（-ing）IHe/She We/You/Theyamwatching TV.iswriting homework.are playing football.动词的现在分词有什么变化规则呢？动词的现在分词的变化规则之一动词的现在分词的变化规则之一（1）一般在词尾加-inging，如：read-readingingplay-playinginglook-lookingingeat-eat inging（2）以不发音的e e结尾的词先把去掉再加-ing-ing，

3、如：take-tak inginghave-hav inging动词的现在分词的变化规则之二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-ing，如：sit-sittingtingswim-swimmingmingrun-run ningningshop-shoppingping（4）特殊变化，如：lie-ly ingingget-get tingtingbegin-beginningning掌握了基本结构变化，如何变换句式呢?现在进行时中的陈述句现在进行时中的陈述句1 1、肯定句肯定句：They They areare waiti

4、ng for waiting for buses.buses.主语主语 +be be+动词动词-ing-ing 、否定句否定句：They They are notare not (arent)waiting for (arent)waiting for buses.buses.主语主语 +be+notbe+not+动词动词-ing-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 s

5、he playing badminton?Is she playing badminton?Yes,she is./No she isnt.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?What are they eating?They are eating humburgers.They are eating humburgers.Liste

6、n and say.Listen and say.What are they doing now?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 pianoWe are having PE class.Listen and say.Listen and say.你能熟练运用你能熟练运用现在进行时了吗？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-h

7、elpinghelpingcomingcomingswimmingswimmingeatingeatinggivinggivingfindingfindingsittingsittingwritingwriting你能熟练运用你能熟练运用现在进行时了吗？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 Are they waiting for buses?they waiting for buses?特殊疑问句：What aWhat are they waiting for?re they waiting for?01020304Mike is studying Chinese now.now.Bob is playing the tennis at the at the moment.moment.Listen!Listen!Mary is singing.Look!Amy is walking along the river.现在进行时小贴士现在进行时小贴士-“-“标记词标记词”如果句子中出现“look”“look”、”listen”listen”、”at the moment”at the moment”、”now”now”关键词，要注意，此时的时态一定是一般现在时