外研（新标准）版八年级上册Module12 Help Unit3 Language in use 教案（表格式）

1、教学设计学科英语年级八时间总序号课题M12U3Language in use主备人教学目标正确运用本模块的词汇及短语能够正确运用情态动词must,can, could进行推测。能运用祈使句。重点难点 能够正确运用情态动词can，may，might及连词because，so，but给出旅行建议。写一篇建议来中国旅游的电子邮件。教学内容和学生活教师活动Step1 Language practice观察Language practice下方的句子，并试着总结黑体部分的规律。结论：一、祈使句1.定义:用于表达命令、请求、劝告、警告、禁止等的句子叫祈使句,祈使句最常用于表达命令,因此也常称为命令句。2.

2、句型(1)Do型:动词原形(+宾语)+其他成分 Please have a seat here.请这边坐。 有的祈使句在意思明确的情况下,动词可省略。 This way,please.=Go this way,please.请这边走。(2)Be型:Be+表语(名词或形容词)+其他成分 Be a good boy!要做一个好孩子!(3)Let型:Let+宾语+动词原形+其他成分 Let me help you.让我来帮你。【注意】 在标志牌上,常用“No+动名词/名词”构成简略的否定祈使句。 No smoking!禁止吸烟! No parking!禁止停车!No photos!禁止拍照!对句子中

3、涉及的语法进行点拨讲解。师生互动过程教学内容和学生活动教师活动情态动词can, could, must 表示推测情态动词中的must,can,could都表推测。其中must的可能性最大,can和could次之。1.must的用法(1)表示推测“可能性”时,意思是“一定;准是”,语气较肯定,较有把握。He must be American.=It is certain that he is American.他准是个美国人。(2)must表推测只能用于肯定句。如果要表示“一定不;肯定不”的意思时,应用cant, He must know my address.他肯定知道我的地址。(一定)2.c

4、an/could的用法(1)can表示推测“可能性”时,用于否定句或疑问句。cant“不可能”,语气很肯定。can在疑问句中意思是“会、可能”。 He cant be at home.=It is impossible that he is at home.他不可能在家。Can this be true? 这有可能是真的吗？(2)could还可以用于表示客气、委婉、礼貌的请求语气。 Excuse me,could you tell me the way to the bus station? 劳驾,你能告诉我去公共汽车站的路吗?Step 2 Grammer practice1.Complete

5、 the sentences with cant, could, must.1). John _come to see us tonight, but he isnt very sure.2). That _ be her husband. She is still single.3). This _be Brees notebook because her name is on it.4). Tom _be in the classroom. I saw him go home a minute ago.2.Complete the sentences with could, must or

6、 mustnt (A 1,A 2). S Ss discuss the problems in group first, then explain the reasons 指导小组合作展示讲解核对答案适时点拨师生互动过程教学内容和学生活动教师活动3.Complete the poster about earthquakes with the correct form of the words and expressions in the box (Activity 3).Step 3 Complete the conversation with the words and expression

7、s in the box (Activity 4). Read the dialogue and choose the words,then use the right form of the words.Read and act the dialogue.Step 4 Complete the news report with the correct form of the words in the box (Activity 5).1.Read the report and choose the words,then use the right form of the words.2.Ss

8、 show the answers and the reasons Step5 Listen and complete the sentences. (Activity 6)Read the sentences before listening and get ready for the listening. Ask four students to come to the front and write down their answers while they are listening.Check the answers,listen to it again if necessary.S

9、tep 6 Complete the passage (Activity 7) Read and choose2.Ask 3 students to read ,translate and explain.Step 7 Around the world Look through the passage,sign the difficulties and try to solve them in groups or ask the teacher for help.Step8 Writing Making a poster about preventing accidents at school

10、.Make a list of accidents that may happen at school2. Choose an accident from the list and give instructions about what to do or not to do. 3. Make a poster about preventing accidents at school using must / mustnt / imperative sentences适时点拨重点难点核对答案适时点拨教学内容和学生活动教师活动Step 9 SummaryStudents say what they have learnt in class by themselves.Step 10 homework1.背诵本单元重点句子 2.完成同步练习册拓展提升板书设计M10U3 Language in use祈使句Do型:动词原形(+宾语)+其他成分(2)Be型:Be+表语(名词或形容词)+其他成分(3)Le