最新八年级上册：Unit4Topic3SA教案汇编.doc

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1、Unit 4 Our WorldTopic 3 The Internet makes the world smaller.Section A来源:Zxxk.Com. Material analysis Section A的主要教学活动为1a和2。 本节课主要是通过Maria和Kangkang的对话，来谈论因特网带给人们的便利，并简单地介绍了因特网的知识，通过对话引出了本节课的语法重点“Subject+Vt.+Object+Object complement”结构，这也是本话题的重点。本课2部分提供了大量的图片、短语等操练该语法结构。语法练习比较枯燥，老师可以通过设计对话练习、抢答、竞赛等方式，

2、吸引学生的注意力。学生通过模仿、操练逐步达到应用的水平。. Teaching aims一Knowledge aims： 1. 能够根据音标正确拼读cheap, online, information, headmaster等。2. 能正确地拼写本课生词，明白形容词、名词、动词不定式等可以用作宾语补足语。来源:学#科#网3. 了解“主语+及物动词+宾语+宾语补足语”的结构，能将这一结构融入到具体的句子之中。 4. 能运用本课所学语言知识，谈论因特网带给我们的便利。二Skill aims：来源:学科网ZXXK1. 能听懂有关谈论因特网的作用及简单的背景知识的对话。2. 能运用本课所学知识正确地谈论

3、因特网带给我们的便利。3. 能正确朗读课本的文本材料，读懂介绍人们在生活中如何利用因特网带给自己便利的文章。4. 能写出介绍自己及他人如何利用因特网带给生活便利的文章。三Emotional aims： 培养学生通过各种不同的方式学习英语，正确地使用因特网。. The key points and difficult points 一. Key points： 1. 学习“Subject+Vt.+Object+Object complement”结构在句子当中的使用。 2. 了解有关因特网带给人们便捷的知识。 3. 复习形容词的比较级和最高级。 二. Difficult points： 学习“主

4、语+及物动词+宾语+宾语补足语”的结构在句子当中的使用。. Teaching aids Computer multimedia projector. Teaching proceduresStep 1 Introduction（5 minutes）1. Make a survey.Teacher shows the following questions on the screen:(1) How many students like studying on the Internet?(2) How many students like shopping on the Internet?(3)

5、 How many students like chatting on QQ?(4) How many students like playing computer games? 2. Invite students to report their results. Remind students to use comparative and superlative degrees of adjectives better. 3. Teacher interviews some students why they like chatting on QQ/shopping online/stud

6、ying on the Internet.4. Teacher teaches the new words: “cheap, online, information, face to face” at this time.Step 2 Presentation(10 minutes)1. Ask students to look at the picture in 1a carefully, and predict what Maria and Kangkang are doing now.2. Play 1a.3. Finish 1b. Show 1b to students. Give s

7、tudents 1 minute to read the passage. Then play 1a again.4. Play 1a .5. Invite students to check the answers. Give the volunteers smiling faces.6. Play 1a sentence by sentence.7. Give students 2 minutes to read 1a. Walk around the classroom. Listen and revise students pronunciation.8. Finish 1c. Enc

8、ourage students to act 1a out with the help of 1b. 9. Give the students who acted 1a smiling faces. Encourage students to answer questions bravely.Step 3 Consolidation(13 minutes)2严重感染为何易发生DIC？1. Encourage students to find the advantages of the Internet.来源:学,科,网2. Teacher changes students answers wi

9、th the same meanings. For example: The Internet makes the shopping cheaper.The Internet helps us to find information much safer.2、MIS系统设计的内容和方法。3. In order to make students understand this structure well, teacher can show more examples. I think it is better to let students feel and be familiar with

10、the structure first, then imitate the structure. 【解析】：4. Show pictures in 2 on the screen one by one. Ask students to finish picture 1 and 2 together.5. Teacher emphasizes some key points according to students mistakes. And show pictures 3, 4, 5 and 6 to students.6. Invite volunteers to make sentenc

11、es with the structure of “subject+Vt.+object+object complement”.1DIC是一种常见的疾病。( )Step 4 Practice(8 minutes)1. Finish 3a. Show the pictures in 3a on the screen. Ask students to remember the phrases.2. Play 3a. Ask students to number the pictures.3. Check the answers.【答案】4. Finish 3b. Show the example

12、in 3b to students. Ask students to make dialogues like the example. Students should ask and answer based on the information in 3a.贷：未分配利润 64805. Invite students to make a dialogue in class.4、文件、数据库6. Give volunteers smiling faces and ask students why they use “Well” here.7. Invite students to share

13、their ideas.答案 B8. Teacher show the sweet tips: Expressions like “Well”, “You know”, “Let me see”etc. can fill the silence when you want to think about something in a conversation.Step 5 Production(7 minutes)1. Have a commendation meeting: (1) Each group writes down the advantages of the Internet.休克

14、晚期由于微循环衰竭，血液浓缩，血细胞聚集，血液粘滞度增高，血液处于高凝状态；血流变慢，加重酸中毒，易于形成血栓；败血症休克时病原微生物与毒素均可损伤内皮，激活内源性凝血途径；严重的创伤性休克，组织因子入血，可启动外源性凝血系统；异型输血引起溶血，容易诱发DIC。(2) In the sentence, there must be the structure: Subject+Vt.+Object+Obj-ect complement (3) One student speaks out one sentence. Leave some chances to other students.发行权益性证券对所有者权益的影响=2.51000-50=2450（万元）。2. Teacher draws the smiling faces on the blackboard. And teaches students that every coin has two sides.