1、Unit3 celebration語法topicUnit 3 -Grammarcontenthave to /not have to ,can/cant, ought to/ought not to的用法Learner outcome Students will be able to1. understand the meaning of the verbs have to /not have to ,can/cant, ought to/ought not to;2.use the grammar to express sentences correctlyactivities1,under

2、line all the following words in the text (have to /not have to ,can/cant, ought to/ought not to)2.work in pairs to summarize the usages of them.3.learning in the situations教學步驟Part1:meaning +form+function程序課堂安排目的活動方式Step1Lead-in activities1. look at the text and underline all the following words in

3、the text (have to /not have to ,can/cant, ought to/ought not to)2. students read the sentences one by one and check them with the teacher3. classify them into three groups以課本中的句子導出本課語法集體參與個別回答Step 2Summary1. form: have to /not have to ,can/cant, ought to/ought not to后用動詞原形2. to talk about peoples ob

4、ligationsto give or ask permission, or to say that something is possibleto say something is advisable 用法歸納集體參與 Part 2:situational practiceStap1Have to /not have toComplete the sentences in your own words 集體練習抽簽回答Step 2Can/cantLook at the pictures and make mini dialogues以多種形式感悟語言，加深應用背景的印象兩人對話Step3Ou

5、ght to /ought not to Describe the advice using Ought to /ought not to (situation)舉手回答Step 4Do the exercise on page41(6)綜合練習homeworkWrite at least 5advices to a foreigner who is going to a wedding in your town.鞏固語法家庭作業(yè)板書3. Have to ：to talk about peoples obligationsCan： to give or ask permission, or t

6、o say that something is possibleOught to： to say something is advisable 課堂學案情景練習：have to /not have to1. It is Sunday ,you_2. _,because mother is waiting for me.3. You _,because she has a new bike.can /cant能力允諾，禁止可能 ought to /ought not toNow, you are in the library, please think out some pieces of advic1.