(共38张PPT)
Unit 5 Helping our parents
英语译林版 五年级下
Unit 5
Helping our parents
1.学习并掌握What are you doing?的提问句型,并学会回答。
2.能够听懂,会读课文。
3.能够掌握现在进行时的用法。
4.掌握本节课的重点句型并掌握动词加ing的变化规则。
What is he doing?
He is calling.
词汇
parent
I love my parents.
clean
She is cleaning the house.
busy
She is very busy.
grow
They are growing the flowers.
garden
We like playing in the garden.
sweet
Ice cream is so sweet.
pest
We don’t like the pest.
ladybird
The ladybird is good for us.
go away
Please don’t go away.
练一练
父或母 busy
擦洗 grow
忙碌 pest
种植 ladybird
害虫
七星瓢虫 sweet
parent
甜的 clean
答
案
父或母 busy
擦洗 grow
忙碌 pest
种植 ladybird
害虫
七星瓢虫 sweet
parent
甜的 clean
重点短语
洗车 clean the car
擦桌子 clean the table
整理床铺 make the bed
文中探宝
正在擦洗
他正在干嘛呢?
注意:be+doing
正在做晚饭
正在洗碗
特殊疑问句
语法解析:
一、 现在进行时的定义
现在进行时表示正在进行的动作或存在的状态。现在进行时
表示动作发生的时间是现在,状态是正在进行中。
二、 现在进行时的构成
1.肯定句:主语+be动词(am/is/are)+动词ing+其他.
2.否定句:主语+be动词(am/is/are)+not+动词ing+其他.
3.一 般疑问句:Be动词+主语+动词ing+其他
肯定回答:Yes, 主语+be动词. 否定回答:No, 主语+be动词+not.
4.特殊疑问句:特殊疑问词+一般疑问句?
句子练习
1.我妈妈正在做饭。
________________________________
My mother is cooking .
2.小明正在踢足球。
________________________________
Xiao Ming is playing football .
3.她现在正在干什么?
________________________________
What is she doing now?
三、 现在进行时的用法
1.描述此刻正在进行的动作
标志词:now, right now, at the moment, look, listen ...
e.g. Look! They are doing their homework.
We are having lunch now.
2.描述现阶段正在进行的动作
标志词:these days, this term, this week/month/year…
e.g. I'm reading Harry Potter these days.
We're learning science this term.
现在分词的变化规则
1.直接加-ing
2.以e结尾且不发音的,去e加-ing
3. 重读闭音节(一个元音字母加一个辅音字母结尾)双写最后一个字母加-ing
4.以ie结尾的动词,改ie为y,再加-ing
请写出下列动词的现在分词
swim—
read—
go—
lie—
have—
练一练
请写出下列动词的现在分词
swim—swimming
read—reading
go—going
lie—lying
have—having
答案:
练一练
Look! He ________ (watch) TV.
【答案】:is watching
【解析】:主语是he,第三人称单数,用be动词is, 由look可知本句是现在进行时,在动词后加ing , 故填 is watching。
My friends ________ (play) football now.
【答案】:are playing
【解析】:主语是my friends, 人称复数,用be动词are, 由now可知本句是现在进行时,在动词后加ing, 故填are playing。
练一练
Hush, he ______ (do) his homework.
【答案】:is doing
【解析】:主语是he, 第三人称单数,用be动词is, 由hush可知本句是现在进行时,在动词后加ing, 故填is doing。
练一练
4.单项选择
What are you doing I’m_____ an interesting book.
A. looking B. seeing C. reading
【答案】:C
【解析】:由What are you doing 可知是现在进行时,而读书应该用read。
5.单项选择
What ___ your sister doing She _____ cleaning.
A. are, is B does, is C. is, is
【答案】:C
【解析】:本题考察进行时的特殊疑问句,其结构为特殊疑问词+一般疑问句?而sister是第三人称单数,可知选C。
唱一唱
课堂小结
单词
clean
parent
短语
clean the car
make the bed
句型
What are you doing?
I am washing the dishes.
语法
现在进行时
课后作业
1.完成下列现在进行时的句子
(1)The students _____ _____ (listen) to the teacher now.
(2)Li Lei _____ _____ (watch) TV now.
(3)She _____ _____ (look) at a nice picture now.
【答案】(1)are listening(2)is watching(3)is looking
【解析】本题考查现在进行时的基本结构be+doing。
2.单项选择
Look! The cousins _____ new sweaters.
A. are wearing B. wearing C. are wear D. is wearing
【答案】A
【解析】由look可知是现在进行时,而主语是The cousins 是复数,所以be动词用are,故选A。
谢谢
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