人教版七年级下册 Unit7 It's raining! SectionA 2d-3b 教案

Unit 7 It is raining
Section A 2d-3b
The Present Continuous Tense
人教版七年级下册第七单元学习了现在进行时，现在进行时是一个重要的时态，常出现在日常生活中，通过这个时态的学习，学生将提高用英语进行交流的能力。
1． 教学目标
1. 知识目标：
（1）：学生通过对本节课的学习，掌握现在进行时的用法，使学生掌握想知道别人正在做什么，应该怎样用英语进行问答。
（2）：学生能够理解并使用对bad,cook,park,take a message, call sb back,problem,right now 等单词，词组的使用。
2.教学目标：使学生能掌握现在进行时和现在分词的基本结构和用法。
3.能力目标：根据已学时态能做与中考相关的练习题，如看图作文，任务型阅读等。
4.情感目标：使学生体验学习、参与、合作、竞争的乐趣。
5.创新目标：在认知和技能掌握的基础上，发挥学生的想象力，通过动作表现正在做的事情。
6.学习策略：
(1):采用自主学习的形式，根据需要进行有目的的预习
（2）：采用合作学习的方式培养学生在活动中相互探讨、沟通的能力，从而获得知识、技能和情感的体验。
（3）：创设情境，激发学生的学习热情，参与本节课的语言实践中来。
二．学情分析：
七年级学生因小学英语的学习，基础还是不错的，思维活跃、敢于质疑。部分学生自我学习的能力比较强。本课课前学生已经进行了预习，对于天气的问答学生也能够运用自如。对于七年级的学生来说，动词变现在分词的掌握似乎有些难，相信通过这节课的学习和大量的练习会得到提高。
3． 重点难点：
重点：如何正确的使用现在进行时。
难点：如何将动词转变成现在分词。
4． 教学过程：
Step I: Free talk
1. Greetings
2. Review the pattern“How’s the weather What’s the weather like ”“It is + adj”by showing some pictures.”
T:please look at the first picture, let’s talk about the weather.
S1:How’s the weather
S2:It’s sunny.
T: make conversations with your partner according to these pictures about wind、cloud、rain、snow.
设计意图：与学生自由谈话，复习询问天气这一句型的问答，巩固上节课所学内容。
Step II: Lead in
Task1. Read the dialogue silently.
Give students two minutes to read the dialogue and fill in the blanks.
设计意图：给学生默读的目的是锻炼学生以最快的速度找出文章中的重点短语和句型，才能更好的完成下面所缺的单词。2d很好的起到了承上启下的作用，进一步为引出现在进行时做铺垫。
Task2:Fill in the blanks
S:There are some important phrases: not bad、have a good time、take a message、call sb back、tell sb to do .
T: What’s Steve doing
S1: He’s playing basketball with some friends at the park.
T: What’s Rick’s brother doing
S2: He’s studying at his friend’s home.
设计意图：学生能准确的找出重点词组，由教师提问Steve正在做什么，从而顺利的引出现在进行时这一时态。
StepIII: Presentation。
Task1: Point out the form of the Present Continuous Tense.
T: Please look at the dynamic picture, tell me, what’s he doing
S1: He is playing the guitar .
T: next picture. What’s he doing
S2:He is cooking.
Show the following pictures about writing 、dancing、swimming、running.
T: What’s he /she doing
S1: She is writing.
S2: She is dancing
S3: She is swimming.
S4: She is running.
定义：1. 现在进行时表示现在 (说话瞬间）正在进行或发生的动作. Eg: He is watching TV now.
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. Eg: We are working on a farm these days.
构成：主语+be ( is, am , are )+ v-ing
v-ing是动词的现在分词形式，动词be根据主语人称进行变化。
标志：当句中出现Look / Listen / now / at the moment 或有上下文提示时用现在进行时。
例如：
Look ! Tom is singing now!
Listen ! Jack is talking.
What are you doing now
Make assertive sentence, negative sentence, general question,
EG：I am working
I am not working.
Are you working
Yes, I am. / No, I am not.
Change the assertive sentences including the third person to negative sentences, general questions.
设计意图：通过这几幅图片的展示及对话，让学生能自己总结出现在进行时的构成，进一步由老师的引导做出肯定句，否定句，一般疑问句。
Task2 How to change the verb to present participle
Teacher show some sentences, find the rules among them.
I’m doing my homework now.
Listen! He is playing the piano.
They are dancing in the hall.
I am writing some words.
He is running.
She is swimming.
My parents are shopping now.
现在分词的构成规则：
1.一般在动词词尾加-ing，Eg：read-reading
2.以不发音e结尾，去e加-ing，Eg：write-writing come-coming dance-dancing
3.以重读闭音节结尾的动词，末尾只有一个辅音字母，应先双写这一字母，再加-ing。
Eg：swim-swimming run-running
cut-cutting shop-shopping
sit-sitting get-getting
Practice: change the verbs to present participle
go ask look eat listen
write make take get
sit put run begin win
lie die
以ie结尾的动词，变ie为y再加ing---lying, dying.
设计意图：通过出示七个句子，这其中包含直接加ing的动词，还有双写加ing 的动词，还有去e加ing 的动词，让学生通过观察这些动词的变化，体会出这些动词变现在分词的规律。通过做题让学生发现一些特殊的变法。
Step IV: Practice.
1.出示五组PPT:看图片，补全对话.
由PPT出示其它图片。
2.部分翻译
3.用所给词的适当形式填空
（1）.A: What are you doing
B: I ________ my homework. I always ___ my homework in the evening.
（2）. A: What’s John doing right now
B: He __________ soccer. He ______ soccer every Saturday.
（3）. A: __ Julie ________ English right now
B: No, she isn’t. She __________ Chinese.
（4）. A: What are Susan and Jane doing
B:They _______soup.They can _______ very good soup.
（5）. A: ___ Lisa ________ on the phone again
B: Yes, she _____ on the phone for three hours every day!
4. 阅读理解
It is a sunny Sunday morning. The students from No.15 Middle School are on a school trip in People’s Park. They’re having a good time there. Some are playing games under a big tree. Some are singing and dancing. Some boys and girls are running up the small hill. Others are boating on the lake.
Where’s David He is on the bridge. What’s he doing He is taking photos.
Look! What is Gina doing She is on the grass. She is running after a nice butterfly. She wants to get it .
(1). It is ____ today.
A. Monday B. Friday C. Sunday D. Saturday
(2). Some students ____ under a big tree.
A. are singing B. are dancing C. are running up the tree D. are playing games
(3). Some are boating ____.
A. on the lake B. in the river C. on the hill D. under the tree
(4). What’s David doing
A. He is running after a child B. He is singing C. He is taking photos D. He is boating
(5). Which is NOT true
A. All the students are in the park B. Some people are on the grass C. Some people are dancing D. Gina is running after a butterfly
任务型阅读
This is the Green family. In the family there are four people: Mr.Green, Mrs. Green, their son Bill and their daughter Jenny. They are now in China. They like China very much.
It is Saturday today. They don’t have to go to work or go to school. They are staying at home. Mr.Green is an English teacher. He is strict (A)_____ his students. Now he is sitting at the table. ( B )他正在喝茶. Look ! Jenny is sitting on the sofa. She is playing with her cat. Bill is sitting on a chair. He is reading a Chinese book. Where is Mrs. Green She is cooking. “ Bill, can you come here, please I want some help,” Mrs.Green shouts. “Sure! I’m coming .Mom!” Bill is a good boy. ( C ) He often helps his mother do the dishes after dinner.
（1）在( A )处填写一个适当的介词。
（2）将( B )处画线句子译成英语。
（3）将( C )处画线句子译成汉语。
（4）Where is Mrs. Green
（5）Is Bill reading an English book
5.看图作文
设计意图：出示了几组与中考有关的习题，进一步巩固现在进行时这一时态。
A: ______ the weather
B: It’s ______.
A: What ____ they _____
B: They ___ ________ on the lake.
（1）. 北京的天气怎样？天气晴朗。
　-- ________ _______ _________in Beijing
　-- It’s ________.
（2）. Jeff 在干什么？他在玩电子游戏。
-- What ______ Jeff _______
-- He _____ _________ computer games.
（3）. Mary 在客厅里看电视。
Mary _______ ____________ TV ______ the living room.
（4）. Sally阿姨在干什么 她在做饭。
-- _________ Aunt Sally ________
-- ________ __________.
（5）. — How’s the weather now
— It ___________ (rain) now.
be play study talk do make
talk do make