小学英语人教精通版五年级下册Lesson 25授课ppt课件

这是一份小学英语人教精通版五年级下册Lesson 25授课ppt课件，共16页。PPT课件主要包含了现在分词的构成规则，课堂练习，课堂小结等内容，欢迎下载使用。

现在进行时态
含义：表示现在或现阶段正在发生的动作或所处的状态
The rabbit is running
Zhu Jielun is singing a sng.
They are playing ftball.
The girl is wearing a dress.
主语+be(am/is/are)+动词-ing+其他
常见的信号词：lk!看listen!听nw 现在right nw 就在此时，立刻马上these days 这几天at the mment 此时此刻
现在分词的构成规则：现在分词是在动词后加上-ing，构成规则如下：
1.直接在谓语动词后加-ing。
2.去掉词尾不发音的e，再加-ing。
g—ging start—starting
leave—leaving make—making
3.以重读闭音节（重读闭音节即两个辅音字母之间夹一个元音字母并且重读的音节)结尾,呈现“辅+元+辅”结构结尾的动词，要双写末尾的辅音字母再加ing,
4.另外，有少数动词的-ing形式比较特殊。
lie—lying die—dying tie—tying
sit--sitting
swim--swimming
训练集中营 写出下列动词的分词形式 talk________ sleep _______ watch ________ sit ________ listen _________ make ________ cry ________ sing ________ cut_________ write________
课堂练习—看图，说一说
The cat is playing the pian nw.
(cat/ play the pian)
The babies are swimming.
(baby / swim)
The three girls are dancing.
(girls/dance)
Let's chant What,what,what is he ding? Tell ,telling ,He is telling a stry. What,what,what is she ding? Sing,singing,she is singing a sng. What,what,what is he ding? Play,playing,he is playing the guitar. What,what,what is she ding? Play,playing,she is playing the vilin.
1.现在进行时的定义——现在、进行/状态
2.现在进行时的构成——主语+be(am/is/are)+现在分词（ing形式）+其他
3.现在进行时的信号词——nw、lk 、listen
4.现在进行时现在分词（动词ing形式）的构成