仁愛版初三英語上冊全冊教案2

板書設計：
all these problems are very serious.
section d
take up this harms the environment …
 at the same time, dealing with…
 of all the garbage, about 35 percent can be recycled while the rest can’t.
 how shall we deal with it?

topic 3  would you like to be a greener person?
section a
the main activities are 1a and 3. 本課重點活動是1a和3。
ⅰ. teaching aims and demands 教學目標
1. learn some new words:
plastic, suppose, be supposed to do, nod, agreement, shake
2. learn a useful sentence:
  everyone is supposed to do so.
3. learn the compound sentences with “or”, “and”, “but” and “while”:
  (1) noise is a kind of pollution and it’s harmful to our hearing.
  (2) the earth is beautiful but people hurt the earth now.
  (3) work hard, or you will fail the exam.
  (4) she was busy cooking while they were watching tv.
3. learn to talk about environmental protection.
ⅱ. teaching aids 教具
有關垃圾污染的多媒體圖片或掛圖/塑料袋、飲料瓶等實物/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:7分鐘)
師生互動，復習上個話題的內容，培養(yǎng)學生的聽、說能力，導入本課話題。
1.(檢查作業(yè)，復習討論污染的危害。)
t: we talked about the harm of pollution in last topic. and we know there are many kinds of pollution, such as water pollution, air pollution, light pollution, litter and so on. but do you know how these kinds of pollution affect our environment? volunteers?
(教師以競答的方式請學生回答。)
example:
s1: water pollution makes some animals dead.
s2: water pollution makes some plants dead.
s3: people and animals can’t drink the water.
s4: air pollution causes the greenhouse effect.
s5: air pollution makes people sick and even causes cancer.
s6: air pollution destroys the ozone layer.
…
t: well done! you know, all kinds of pollution are polluting our environment. so we are facing the serious pollution problems. what should we do to improve our environment?
2. (學生分組討論，然后回答。)
t: please discuss in groups. then make a report.
group 1: don’t spit here and there.
don’t pick the flowers.
plant more trees.
…
group 2: ask the government to make rules and pull down some chemical factories.
ask people to save electricity.
…
t: very good! you have so many good ideas. would you like to do something useful to improve our environment?
ss:of course.
t: me, too! ok, let’s be greener people together. today, we’ll learn topic 3—would you like to be a greener person?
(導入1a。)
step 2  presentation 第二步  呈現(時間:14分鐘)