一、用法
现在进行时表示现在或现阶段正在进行或发生的动作或存在的状态。
- Is this raincoat yours? 这件雨衣是你的吗？
- No, mine is hanging there behind the door. 不是，我的在门后边挂着。
I don't really work here; I am just helping out until the new secretary arrives. 我其实不在这上班；我只是暂时在这帮忙，一直帮到来了新秘书.
二，现在进行时的构成
1、现在进行时由"be+v-ing"构成。
be应为助动词，初学者最容易漏掉，它应与主语的人称和数保持一致。
现在进行时由“助动词be（is/am/are）+ v-ing”构成。
I am looking for a pair of black shoes.我正在找双黑色的鞋。
He is picking the apples on that tree.他正在摘那棵树上的苹果。
They are working in a factory these days.他们这几天在工厂劳动。
What are you doing here? 你在这干什么呢？
2、肯定句式：主语+be( am, is, are)+现在分词+其它.
否定句式：主语+be(am, is, are) +not +现在分词+其它.
一般疑问句：Be(am, is, are) +主语+现在分词+其它？
特殊疑问句：疑问词+be(am, is, are)+主语+现在分词+其它？
对现在进行时的特殊疑问句的回答，它不可以用Yes或No直接作答，要根据实际情况回答。
She ( ) looking for a coat.
You ( ) cleaning the room.
It ( ) swimming in the pool.
The dog ( ) chasing a cat.
I ( ) cooking dinner.
3、.动词加ing的变化规则
1．一般情况下，直接加ing，如：cook-cooking
2．以不发音的e结尾，去e加ing，如：
make-making, taste-tasting
3．假如末尾是一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing，如：run-running, stop-stopping cut-cutting
4. 以ie结尾的变ie为y加ing，tie-tying lie-lying.
三，现在进行时的应用
（1）表示说话人说话时正在进行的动作，常与now, at this time, at present，at the moment等词连用。
I'm doing my homework now. 我现在正在做作业。
It's raining hard.天正在下雨。
-What are you doing? 你在干什么？
-I'm doing some washing.我在洗衣服。
（2）表示现阶段但并非眼下正在进行着的动作，这种动作常与表示一段的时间状语连用，如these days , this week等。
The foreign guests are visiting Beijing this week.本周那些外国客人在参观北京。
He is writing a novel now.目前他在写一本小说。
He is learning English at college.他在大学学英语。
（3）部分位置移动性动词用进行时态表示将来的动作
表示按最近的计划或安排将要进行的动作，或即将开始或进行的动作。
常用的这类词go, come, leave, arrive, , move, fly等，通常要与表示将来的时间状语连用，以区别此刻正在进行的动作。
He is coming to see you tomorrow.他明天要来看你。
His sister is leaving for Hong Kong tomorrow.他姐姐明天动身去香港。
They're flying to Beijing tomorrow.他们明天飞往北京。
（4）look listen等词放在句首，表示提醒时，也要用进行时。
Look, they are playing basketball.
现在进行时基础专项练习：
一、写出下列动词的现在分词：
play________ sing ________ go_______ feed________ read______ eat _______ write________ have_______ make______ dance_______ live_________ ride live_______ take_________ come ________ put_________ cut run__________ swim _________ sit _______
二、用所给的动词的正确形式填空：
1.The boy __________________ ( draw)a picture now.
2. Listen .Some girls _______________ ( sing)in the classroom .
3. My mother _________________ ( cook )some nice food now.
4. What _____ you ______ ( do ) now?
5. Look . They _______________( have) an English lesson .
6.They ____________(not ,water) the flowers now.
7.Look! The girls ________________(dance )in the classroom .
8.What is our granddaughter doing? She _________(listen ) to music.
9. It’s 5 o’clock now. We _____________(have)supper now.
10.______Helen____________(wash )clothes? Yes ,she is. 三、句型转换：
1. They are doing housework .(分别改成一般疑问句和否定句)
①
___________________________________________________________
___________________________________________________________ 2．The students are cleaning the classroom .(改一般疑问句并作肯定和否定回答)
①_____________________________________
②_________________ ③_________________
I’m playing the football in the playground .(改为否定句) ________________________________________________________ 4．Tom is reading books in his study . (改为一般疑问句)
___________________________________________________________ 5. My mother is cooking some nice food now. ( 改一般疑问句并作肯定和否定回答)
①
___________________________________________________________ 选择填空
1. What are you doing? I________.
A. eat
B. can eat
C. eating
D. am eating
2. It’s eight o’clock. Jimmy’s parents __________ TV.
A. is watching
B. are watching
C. watch
D. to watch
3. They are _______ these books in the box now.
A. puting
B. put
C. to put
D. putting
4. ____ you ___ the window? —Yes, I am.
A. Do, clean
B. Is, cleaning
C. Are, cleaning
D. Do, cleaning
5、 ( )5. What is ________ doing? A. she B. her C. your
6. Listen! The baby _____ in the next room.
A. crying
B. cried
C. is crying
D. cries
7. Don’t talk here. The girls _____.
A. is sleeping
B. are sleeping
C. sleeping
D. sleep。