Unit 2 It must belong to Carla.

unit 2 it must belong to carla.
i  目標提示
1. 語言目標
1. 掌握情態動詞must, might, could, can’t的用法
2. 學會談論自己的推理，能靈活運用以下句型和詞匯：
     whose book is it?  it must be tom’s. it has his name on it.
     whose ruler is it?  it could / might be jim’s. he has a blue one.
     whose hair band is it?  it can’t belong to mary. mary has short hair.
      belong to, much too, anxious, because of…,  ……       2. 認知目標
掌握must, might, could, can’t的用法，理解之后通過練習和運用加以鞏固。
3. 情感目標
通過本單元學習使學生學會用自己的生活常識來判斷事務。
培養學生的邏輯思維和推斷能力。
4.teaching steps.
step1.learn the new words:from“belong”to “oxford university”. this activity introduces the key vocabulary.
write the key vocabulary words on the blackboard.
say the words one by one and have students repeat several times until they can read them fluently and accurately.ask different students to explain in their own words the meanings of the words belong to, author and picnic.belong means to be owned by somebody.an author is a writer of a book or a play.and so on
step 2.master the important phrases and sentences.
短語：屬于_________________ 組成________________
聽古典音樂__________________ 知道，了解_____________
太小______________ 因為，由于_______________________
句子: 這個排球一定是carla的。
他是野餐時唯一的一個小孩子。
step3 listening  play the recording the first time. students only listen. play the recording again. this time students listen and match each person with a thing and a reason. check the answers.finish 1b 2a 2b
step4 pairwork let the students practice according to the contents of listening
step5. grammar: 情態動詞表示推測
explain the grammar to the ss.
1. 情態動詞must, can, may, should, could, might等可以用來表示推斷。
1. must指對所推測的事情有很大的把握，意為“一定是，必然”
只用于肯定句中，如果表示否定的推測，要用can’t。
2. can的肯定式表示推測時，一般表示客觀的可能性，表示推測的疑問句式只能用can。
3. may, might, could 表示推測時，意為“可能，也許”，其可能性比must, can要弱，常用于肯定句中。
4, can’t 和may not 用于否定句中，can’t用于很有把握的推測，意為“不可能”，而may not常用于把握性不大的推測，意為“可能不”。
2. have any/some idea “知道，了解” have no idea “不知道”
我不知道你為什么上學遲到。
i _______________ why you were late for school.
3. it’s crucial that… 意為“…是至關重要的”
4. what do you think “anxious” means?
同義句 what’s the meaning of the word “anxious”?