仁愛版初三英語上冊全冊教案2
1. (教師收集一些有關污染的圖片。讓學生描述圖片中的污染屬于哪一種。然后學生分組討論污染所帶來的影響。做一個各類污染及其危害的墻報，號召人們成為環保人，完成3。)
t: look at these pictures, and discuss in groups about different kinds of pollution and the harm caused by them. then make a wall newspaper to call on people to be greener persons.
2. homework:
write an article. the title is “my ideal school” or “my ideal city”.
(板書設計)
pollution is harmful to people’s health.
section d
in many ways burning gas, oil and coal creates air pollution.
with the development of industry with less pollution, our planet will become…
high blood pressure
effect on our environment
topic 2 all these problems are very serious.
section a
the main activities are 1a and 2. 本課重點活動是1a和2。
ⅰ. teaching aims and demands 教學目標
1. learn a new word and some phrases:
as a result, behavior, in the beginning, day by day, die out
2. learn some useful sentences:
(1)as a result, air pollution has become a serious problem.
(2)humans have come to realize the importance of protecting animals.
3. learn the indefinite pronoun and adverb:
(1) none of us likes pollution.
(2) don’t spit anywhere in public.
(3) everyone should care for wild animals and plant more trees.
4. learn the importance of protecting the environment.
ⅱ. teaching aids 教具
有關污染的和學生不文明行為的教學圖片/小黑板/錄音機/警示標語
ⅲ. five-finger teaching plan 五指教學方案
step 1 review 第一步 復習(時間:7分鐘)
復習污染的類型及其危害，教師創設一個空氣污染的情境，引入本課話題。
1. (教師收集一些有關污染的圖片，讓學生說出它們分別屬于哪種污染，有何危害并提出解決建議。)
t: what kind of pollution is it?
ss: it is noise pollution.
t: what harm can it cause?
s1: it can disturb others and make people feel uncomfortable and unpleasant.
s2: it does great harm to people’s hearing. it can even make people sick or deaf.
t: how should we solve this problem?
s3: don’t always listen to loud pop music.
…
(學生可以在教師幫助下回答。)
2. (教師創設一個空氣污染的情境，引入本課話題。例如：教師一邊拍身上的灰塵，一邊咳嗽著走進教室，然后描述。)
t: it is too dirty and there is too much heavy smoke outside. i can’t stand it.
ss: is it air pollution?
t: yes, it is.
step 2 presentation 第二步 呈現(時間:10分鐘)
展示1a的圖片，導入新課，呈現本課生詞和詞組。講解不定代詞和不定副詞的用法。教育學生必須保護環境。
1. (教師展示1a的圖片，導入新課。)
t: do you like the environment here?