中考英语语法之现在进行时课件(共37张PPT)

(共37张PPT)
中考语法之 现在进行时
主讲老师：潘梦蝶
Content：
1.定义
2.结构
3.标志词
4.现在分词的变化规律
一、现在进行时的
定义
现在进行时
定义
①表示现在（说话瞬间）正在进行或发生的动作.
She is making soup.
He is listening to music now.
He is talking on the phone
② 现在进行时也可以表示当前一段时间内的活动或现阶段正在进行的动作。
I am reading a book this month.
They are practicing dancing these day.
二、现在进行时构成
1.肯定句构成
主语+be (am/is/are)+ 动词ing
be由主语的人称或单复数来决定
I’m making soup.
They are running.
2.否定句构成
主语+be(am/is/are)+ not+动词ing
They are not running.
be后加not
3.一般疑问句构成
Be(am/is/are)+主语+动词ing
Are they running？
be动词提前，其他照抄
现在进行时构成练习
He is doing his homework.
He is not doing his homework.
Is he doing his homework
Yes, he is.
No, he isn't.
肯定句
否定句
一般疑问句
肯定/否定回答
The boys are playing cards.
The boys are not playing cards.
Are the boys playing cards
Yes, they are.
No, they are not.
肯定句
否定句
一般疑问句
肯定/否定回答
I am watering the flowers.
I am not watering the flowers.
Are you watering the flowers
Yes, I am.
No, I'm not.
肯定句
否定句
一般疑问句
肯定/否定回答
变一疑，I am变are you
We are watching TV.
We are not watchng TV.
Are you watching TV
Yes, we are.
No, we are not.
肯定句
否定句
一般疑问句
肯定/否定回答
变一疑，we are变are you
三、现在进行时的标志词
①now，at present，at the moment，right now 等;
They are playing basketball now.
We are making model planes at the moment.
3.现在进行时常用时间标志
②look，listen(常用于句子的开头，表示在说话瞬间正在发生的事情)。
Listen， she is singing an English song.
Look ！The children are playing soccer .
③these days，this month等。(表示目前一段时间内正在进行的动作）。
The students are preparing for the exam these days.
四.现在分词的变化规律
现在分词变化规则
一般情况下,
直接在动词后加ing
work
working
sleep
sleeping
study
studying
动词以不发音的e结尾,要去e加ing
make
making
dance
dancing
take
taking
重读闭音节的动词,双写尾字母,再加ing
cut
cutting
run
running
swim
swimming
④以ie结尾的动词,把变成y再加ing
lie
lying
tie
tying
die
dying
一.用所给动词的适当形式填空.
1.Look! The cat____________(run)up the tree.
2.The twins__________(have)breakfast.
is running
are having
3.----___he ________(clean) the blackboard ----No,he isn’t.
4.Tom__________(play)the piano in the room.Please ask him to come here.
5.Listen! They____________(sing)in the classroom.
is playing
are singing
Is
cleaning
二.选择填空.
1.1. Listen! The phone . Please go to answer it.
A. rings B. is ringing C. rang D. will ring
2.---____you ____a book ---Yes,I am.
A.Do,read B.Are ,read
C.Are ,reading D.Are ,looking
　
3.Kate _____,the others _____.
A.sing,listen B.is singing,is listening
C.sing,are listeningD.is singing,are listening
4.I ___my eraser,but I can’t ______ it.
A.look for ,finding B.am finding,look for
C.am looking for,find D.find,look for