冀教版英語八年級下冊Unit4：Lesson23TheInternet—GoodorBad.教案

1、Lesson23:The Internet-Good or BadClass Type: Reading ClassTeaching Contents: The passage is mainly about that the Internet has advantages and disadvantages.Teaching Objectives(1)Knowledge ObjectivesStudents can master the following words and phrases: advantage, disadvantage, simple, coin, cause, les

2、s, aside, attack, web, steal, banking, properly, in seconds, far away, aside from, take up Students can improve their reading ability of skimming and scanning.(2)Ability ObjectivesStudents can talk about the Internet of advantages and disadvantages.(3)Emotional ObjectivesStudents can use the Interne

3、t in right ways.Teaching Key PointsLearn the words and Phrase listed above.Teaching Difficult PointsHow to help students improve their reading abilityHow to help students talk about the Internet of advantages and disadvantages.Teaching AidsMulti-media, blackboardTeaching ProceduresStep 1.Lead-inTeac

4、her shows pictures on the screen and make the students think about the questions:Why are some parents worried about their kids using the Internet.(Justification: Stimulate students study interests and make them participate in class actively)Step 2.VocabularyTeacher shows the picture and the new word

5、s on the screen and read after teacher twice.(Justification: Make the students learn the new words)Step 3. ListeningListen to the tape with your book closed and fill in the blanks.1.With the Internet, people can connect and share in seconds.2.If a friend lives far away,the Internet makes it to stay

6、in touch.3.We can t let the Internet take up all of our.(Justification: Develop the students listening ability)Step 4.Post-listening ActivitiesAfter listening to the passage, get the class to read it aloud.Students read aloud, then practice the passage.Focus on the stressed words, pronunciation and

7、intonation.(Justification: Develop the students s speaking ability.)Step 5. Pre-readingActivity: BrainstormingAsk students answer the following questions: What do you do on the Internet?How long have you used the Internet every time?Then teacher will write the key words on the blackboard and classif

8、y these words into two parts-Good or Bad.(Justification: Make students know more about the influence of the Internet, and help the teacher introduce the topic of the class)Step 6.While-reading(1) Fast readingAsk the students to read the passage quickly and match the pargraphs with the main ideas on

9、the screen.Paragraph1 Disadvantages of the Internetparagraph2 The Internet has changed the world.paragraph3 Conclusion:use the Internet properly and carefullyparagraph4 Advantages of the InternetStudents browse the text quickly to get the general idea.(Justification: Train students ability of skimmi

10、ng for the main idea.)(2) Careful reading1 .Teacher teaches the key points in he passage in seconds 在很短的時間內(nèi) far away 遙遠(yuǎn)，指的是距離較遠(yuǎn)在句中作狀語或表語拓：far away from距離彳艮遠(yuǎn)We told the students to be far away from the river. Every coin has two sides. 每個硬幣都有兩面/每個事物都有兩面性 aside from 除此以外 Take up 占用（時間） ; 占據(jù)（空間）開始從事： He

11、 took up his duties last year.接受： They took up this gifts that weave gave.將 一 改短： This desk needs taking up.學(xué)著做： I have taken up France.繼續(xù)： The old man took up the story. if 引導(dǎo)的條件狀語從句構(gòu)成：主句 + if 引導(dǎo)的條件狀語從句 / if 引導(dǎo)的條件狀語從句 + 主句在含有條件狀語從句的復(fù)合句中，如果主句在前，從句災(zāi)后，主從句之間不用標(biāo)點。如果要強(qiáng)調(diào)從句的內(nèi)容，則把從句放在主句的前面，這時主從句用逗號隔開。I will

12、 go to his birthday party if he invites me.= If he invites me, I will go to his birthday party.時態(tài)：一般情況下，如果主句謂語動詞表示將來的意義，從句謂語動詞用一般現(xiàn)在是表將來。a. 主句是一般將來時(主將從現(xiàn)) You will be late for school if you get up late.b. 主句的謂語動詞含 can, may, must 等情態(tài)動詞。 If I finish my homework, I can watch TVc. 主句的謂語動詞是want, hope, wis

13、h 等詞。 I hope to visit her if I m free.d. 主句是祈使句Don t forget to lock the door if you are the last one to leave.(Justification:Make the students learn the language points)2 .Read the full text to find the main thrust.3 .Read the text and decide whether the statements true or false. The Internet has ad

14、vntages and disadvantages. ( ) All the people attack the web or use the Internet to steal other's information. () And if a friend lives far away,the Internet makes it difficult to stay in touch. ()4 .Ask students to read the text carefully to fill in the table.(Pair Work)(Justification: Train st

15、udents ' ability of scanning for detailed information)Good things about the Internet Bad things about the InternetStep 7.Post-readingDivide the class into four groups.Discuss the influence of the Internet with your group members.What do you think about the Internet? Good or bad? Why? And write d

16、own your reason.(2)DebateDivide the class into two groups.Teacher will give students five minutes to prepare the topic the Internet-Good or Bad ”At the end of the debate, teacher will tell students ,We can use the Internet in the right ways ,weather the Internet is good or bad.(Justification: Develop the students speaking ability about the Internet of advantages and disadvantages.)Step 8.Summary and HomeworkSummarySummarize what they have learned this class and tell the students it is important for us