Unit 6 I'm watching TV-现在进行时课件(共20张PPT)

(共20张PPT)
现在进行时的用法
现在进行时定义
定义:表示现在或当前一段时间正在进行的动作,常与look , listen, now, these days等时间状语连用。
Look, Tom is reading a book.
看，汤姆正在看书。
Listen, the birds are singing in the tree.
听，鸟儿们正在树上唱歌。
We are playing basketball now .
我们现在正在打篮球。
They are having class these days.
这些天他们在上课。
现在进行时句型结构
结构：主语+ be (am\is\are) + 动词. -ing
A: What are you doing now
B:I am
playing soccer.
using the computer.
singing
reading a book.
running
read a book
play soccer
use the computer
sing
run
Ask and answer:
（你正在做什么呢？）
read —reading
play —playing
use —using
sing —singing
run —running
Look and find:
动词现在分词的变化规则
1) 一般情况下，在动词后直接加-ing。如：
play—playing work—working do—doing
2) 以不发音的e结尾的动词，去掉e，再加-ing. 如：
dance—dancing come—coming
3) 以重读闭音节结尾，末尾只有一个辅音字母，要双写辅音字母后，再加-ing。如：
run—running swim—swimming
4) 少数以ie结尾的动词，先变ie为y，再加-ing. 如：
die—dying （死） lie—lying （躺）
把下列动词变成现在分词形式：
do ______ watch ______
clean ______ read______
eat______ play________ dance________ use ________
run _________ swim _________
watching
doing
cleaning
playing
using
reading
running
swimming
eating
dancing
Look and say
playing soccer .
What is he doing now
He is
play soccer
他正在做什么呢？
using the computer .
What is he doing now
He is
use the computer
他正在做什么呢？
He is doing homework.
What is he doing
do homework
What is she doing
She is eating.
eat
她正在做什么呢？
What is she doing
She is running.
run
她正在做什么呢？
What are they doing
They are dancing .
dance
他们正在做什么呢？
What are they doing
They are swimming.
swim
他们正在做什么呢？
1. Who _____ over there now
A. singing B. is singing C. is sing D. sing
2. Listen! The baby _____ in the next room.
A. crying B. cried C. is crying D. cries
3. Don’t talk here. Grandparents _____.
A. is sleeping B. sleep
C. sleeping D. are sleeping 4. Look! The twins _____ new sweaters.
A. are wearing B. wearing
C. are wear D. is wearing
现在进行时的句式变化
肯定：主语 ＋be(am\is\are) ＋ V. –ing
Lucy is reading books now.
否定：主语 ＋be(am\is\are) ＋not ＋ V. –ing
Lucy is not reading books now.
一般疑问： Be( Is\Are) ＋主语 ＋ V. –ing ？
Is Lucy reading books now
特殊疑问：疑问词＋一般疑问句
What is Lucy doing now
The boy is playing basketball.
否定句：__________________________
一般疑问句________________________
肯定回答：______________________
否定回答：______________________
对“is playing basketball”提问：
__________________________
对“The boy”提问： __________________________
The boy isn’t playing basketball.
Is he playing basketball？
Yes, he is.
No, he isn’t.
What is the boy doing
Who is playing basketball
根据要求完成练习。
一、现在进行时定义
二、现在进行时句型结构
三、动词现在分词的变化规则
四、现在进行时的句式变化