科普版九年级英语上册《What can we do at home to protect the environmentSection B》优质课教案21.docx

1、科普版九年级英语上册What can we do at home to protect the environment Section B优质课教案21Unit 2 Topic3 What can we do at home to protect the environment Section B . Material analysis本课是九年级第二单元第三话题的第一课时。主活动是1a。1a 通过Jane 告诉Michael怎样才能成为一个环保人士来继续学习提建议的表达方式，同时也向学生继续传递更多的环保理念。1b是检验学生的听力理解能力，1c 通过完成表格，来巩固1a的内容。通过从单词到短

2、语再到句子的学习及看图写话，训练学生正确的语言实际运用能力，培养学生的交际策略。另外，通过短文填词的活动训练学生的阅读理解能力。本课涉及环境问题，因此教师在教授英语知识与技能的同时，应引导学生提高环境保护意识。. Teaching aims1.知识与技能： 掌握本课的重点词汇和短语，继续学习并列句和提建议。2.过程与方法: 掌握更多的提建议的表达方法。了解英语中的一些谚语。如：Easier said than done. 3.情感态度与价值观: 鼓励学生在日常生活中始终保持良好的环保习惯。. The key points and difficult points1. Key points: a

3、ction, ought to, shut off, after all, electricitySentences: First, you ought to shut off the electricity when you leave a room. Second, youd better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance. Dont use plastic bags. Easier said than done. Actions speak louder

4、 than words. Grammar: compound sentence 2.Difficult points： 理解课文中的英语习语。. Learning strategies 记住英语中的一些习语，在学习中有意识地积累更多的英语习语，并在恰当的语境中运用它们。. Teaching aids教学新词的实物/PPT图片等。. Teaching procedures Stage(time period)InteractionpatternsTeacher activityStudent activityRemarks1Lead-in5 minsGroup workWatch a video

5、 and lead in the new knowledge.T: Do you know The World Earth Day?T: As we all know, April,22 is the World Earth Day. Would you like to know what we can do on this day?T:Ann and her friends are making a poster to ask more people to protect our earth. This is their poster. Whats more, they also discu

6、ssed how to protect our earth.T:Now, lets watch a video, then share your ideas about how to be a greener person.T:The video is over. Who can tell us how to be a greener person?Watch a video and discuss how to be a greener personSs: Yes.Ss: Yes.S1: Dont spit anywhere.S2:We should use cloth bags.S3:We

7、 should turn off the light in time. S3:We shouldnt throw litter around.老师可以在点评总结时，引出ought to = should, turn off the light=shut off the electricity.2Words（3 mins)Class activityGroup workPresent some real objects and phonetic symbols to learn the new words.T: Look! There are some objects. Whats it?T:

8、This one?T: How about this?T: Well, its a cloth bag. T: Look! I have a flashlight. T: (Turn it on). Wow! Its shining! Why?T:Yes, you are right. Because of the electricity. Look! (Turn off the light) When I shut off the electricity, the light is off. (Turn on the light)When I turn on the electricity,

9、 the light is on. T:Now, look at here. Read the new words by yourselves with the phonetic symbols.T:How to pronouncethisword?T:How to spell it?T:What about this?.T:Now, lets read the new words together for 3 times.T:Well done! Then there is a game for you. When you a Chinese words, you should say it

10、s English.When you see a English word, you should read it out. The faster,the better. And you will get a score. Are you clear?Now,lets go. Learn the new words.Ss: a plastic bagSs: a paper cupSs: a Ss: batteries.S1: 有电！Ss:ought toSs:O-U-G-H-T T-OSs:shut off.Stand up and read the word.利用发音规则讲解新词，符合中考短

11、文填词要求。结合实物，直观又高效。通过竞赛调动学生的积极性。3Phrases (1 mins)Class activityBase on the new words to learn some phrases.T: Next, We are going to learn some phrases. The new words and pictures may help you.Make phrases.4Expression (3mins)Class activityThrough some pictures and phrases to make some sentences.T: Now,

12、 please use “ought to”and “ought not to” to make the sentences.Make sentences. 5Dialogues (20 mins)Individual workClass activityGroup workStep1:Let the Ss listen to 1a and finish 1b. Check the answers.T: Now, please listen to 1a carefully and do 1b.T: Question 1, which answer is right, xxx?T: xxx, y

13、ou, please.T:“Actions speak louder than words” is an English idiom. Xxx, could you put it into Chinese?T: Yes. I hope you will really work hard, not just say. Remember “Actions speak louder than words.”Step2: Let the Ss listen to 1a again and complete the table in 1c. Check the answers.T: Now, lets

14、listen to 1a again. While listening, you should do 1c. When you finish, put up your hand.T: Who would like to share your answers? T:Good job.T: Go on please, S2.Step3: Let the Ss read 1a and find the difficult points and the sentences which give suggestions.T: In Section A, we learned how to give su

15、ggestions. Today, we will go on learning it. Now, read 1a and find the difficult points as well as the sentences which give suggestions. When you finish, please raise your hand.: Are you OK? Perfect! Now, lets check the suggestions. xxx, please try.T:What else?.T: Do you know what “ought to” mean?T:

16、Good! We usually use it in the following ways :Sb. ought to do sth. Sb. ought not/oughtnt to do sth.Ought sb to do ? T: There is a question for you.Which one is right?T: Then, there is the other English idiom. Who can say it for me?T:Wonderful! What does it mean?T: Sounds good, but it can be better.

17、: Perfect! Step4:Watch the video,enjoy and follow it.: Please watch the video carefully and enjoy it.T:Then try to read after it. Step5:Role play.T:Now, you can make a role play with your partner. 1minute later, I will ask a group to play.T:Now, time is over. Who want to try? Step6:短文填词T:Then,please

18、 complete this dialog, and you have 1 minute to finish it?T:Now,are you OK? Lets check it. Listen to 1a and finish 1b. S1: CS2:BS3: 说得好不如做得好。Read 1a and complete the table in 1c. S1: shut off S2: distance S3: reduceS4: clothS5:bags S1: First, you ought to shut off a room.S2: Second , youd better wal

19、k for a short distance.S3: Ss:It means “should”.S1: DS2:Easier said than done.S3:说比做更容易。S4:说来容易做来难。Watch the video,enjoy and follow it.S1: greenerS2: ButS3: 情态动词ought to 的用法，老师讲以下几点就够了：sb. ought to do sth.=sb. should do sth.sb. ought not/oughtnt to do sth.=sb shouldnt do sth.Ought sb to do ?=Should

20、sb do?本课有两个英语习语。要让学生自己去把它们译成汉语。鼓励学生收集更多的英语习语。6Practice(4 mins)Individual workFinish some exercises.T: Look at here. There are some questions in the 3 boxes. Choose one and answer the questions. If you are right, you can get one or two scores. T: Who want to choose a box? Finish some exercises.S1: bo

21、x 1.S2: .S3: .9Summarizing and assigning homework(3 mins)Class activityStep1: Let the Ss sum up this section.T: Now, lets sum up this section. T: We have learned some new words,they are.T: We have learned some new phrases,they are.T: We have learned some new sentences,they are.T: Wonderful! From thi

22、s topic, we also know that we should protect our earth.Step2： HMKT: We have learned how to be a greener person from Section A and B. If everyone tries his best to be a greener person, the environment will be better. What do you do to protect the environment? Think about it and make a passage about w

23、hat you do to be a greener person. Its your HMK for today. T:Now, class is over. Thank you, see you tomorrow. Sum up this section.S1: action,cloth.S2: shut off the electricity.S3: Easier said than done. . Blackboard designWhat can we do at home to protect the environment?Section BWords and phrases:ought toshut offelectricityclothGrammar:give suggestions : should / shouldnt, ought to, dont