仁愛版初三英語上冊全冊教案2

the three rs— reuse 3. water is important but some people don’t save it.
 recycle 4. some people protect animals while others kill animals.

section b
the main activities are 1a and 2a. 本課重點活動是1a和2a。
ⅰ. teaching aims and demands 教學目標
1. learn a new word and a phrase:
ought to, action
2. learn some useful sentences:
  (1)would you like to be a greener person?
  (2)first, you ought to turn off the lights when you leave a room.
  (3)easier said than done.
  (4)well, actions speak louder than words.
  (5)may i have your attention, please?
3. go on learning how to protect the environment.
4. review giving advice.
ⅱ. teaching aids 教具
空的塑料瓶、罐頭瓶、廢棄電池和其他實物/錄音機/小黑板
ⅲ. five-finger teaching plan 五指教學方案
step 1  review 第一步  復習(時間:8分鐘)
檢查作業，復習上節課的內容；同時，對學生進行環保教育，導入對section b的學習。
(分小組向全班同學匯報上節課的作業。然后教師準備一些廢棄物，通過做動作，讓學生判斷教師的行為是否正確。復習上節課的內容并激發學生的學習興趣，對他們進行環保教育。)
t: (教師出示一塑料瓶。) look at this plastic bottle. it’s empty and useless. let’s throw it away. (扔在地上。)
ss: mr./miss…, you’d better not throw it away.
t: why?
ss: because it can be reused.
t: (教師拿出一罐頭瓶。) here is a can. it’s not useful. s1, please throw it out of the window.
s1: sorry. mr./miss…, i can’t do that. we must protect our environment and it can be collected and recycled.
t: what a greener person! (教師指著燈，然后做關燈手勢。) oh, the light is still on. s2, would you please turn it off?
s2: sure.
t: it’s a good habit to turn off the lights when you are not using them. about protecting the environment, what are other good habits? do you know?
s3: we can reduce the waste we produce.
s4: we should use both sides of paper.
s5: reuse plastic bags rather than throw them away.
…
t: well done. this lesson, let’s go on talking about how to protect our environment.
step 2  presentation 第二步  呈現(時間:12分鐘)
創設語境，教學新單詞，并通過聽錄音回答問題、找出重難點等形式呈現1a。
1. (繼續談論有關環保的知識，導出并學習生詞及目標語言，為聽力掃清障礙。)
t: boys and girls, we have talked about how to protect our environment. would you like to be a greener person?
ss: of course.
t: ok. let me tell you what we should do. we ought to save every drop of water. we had better walk or ride a bike while we’re traveling a short distance. take a cloth bag or a basket instead of plastic bags when we go shopping.