仁愛版初三英語上冊(cè)全冊(cè)教案2
(學(xué)生討論后，與教師核對(duì)答案。)
2. (根據(jù)給出的提示詞寫一篇小短文，可先口述。)
t: write a short passage with the key words given.
(板書關(guān)鍵詞。)
(1)change…in many ways
(2)important, destroy, too much, harmful radiation, cause cancer
(3)increase a lot, blanket, rise, change
(4)serious, do something
step 5 project 第五步 綜合探究活動(dòng)(時(shí)間:5分鐘)
讓學(xué)生討論各種危害地球的污染方式，并就有關(guān)污染寫一篇短文，培養(yǎng)學(xué)生綜合運(yùn)用語言的能力，增強(qiáng)學(xué)生的環(huán)保意識(shí)。
1. (到目前為止，污染危害地球的方式已基本介紹完畢，可以讓學(xué)生做專題討論，以鍛煉他們組織語言的綜合能力。在此過程中，鼓勵(lì)學(xué)生大膽發(fā)揮，做最大程度的拓展性討論。最后通過匯報(bào)，教師檢驗(yàn)活動(dòng)成果。)
t: ok, until now, we have learned so many kinds of pollution. now please work in groups and discuss them. after a moment, i’ll ask some students to report it.
2. homework:
write an article about the pollution.
板書設(shè)計(jì)：
all these problems are very serious.
section c
millions of … when it rains or when the wind blows, the earth is taken away.
take away as a result, many rivers and lakes are now dead.
refer to the heat from the sun can’t escape so the temperature is rising.
it causes the level of the oceans to rise and the climate of the earth to change.
section d
the main activities are 1a和4. 本課重點(diǎn)活動(dòng)是1a和4。
ⅰ. teaching aims and demands 教學(xué)目標(biāo)
1. learn a new phrase:
take up
2. learn some useful sentences:
(1) this harms the environment …
(2) at the same time, dealing with …
(3) of all the garbage, about 35 percent can be recycled while the rest can’t.
(4) how shall we deal with it?
3. review 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) we should do everything we can to protect the environment.
4. talk about the harm of rubbish.
5. go on developing the students’ sense of environmental protection.
ⅱ. teaching aids 教具
圖片/錄音機(jī)/小黑板
ⅲ. five-finger teaching plan 五指教學(xué)方案
step 1 review 第一步 復(fù)習(xí)(時(shí)間:5分鐘)
檢查作業(yè)，然后通過師生對(duì)話，復(fù)習(xí)section c的內(nèi)容，為學(xué)習(xí)新詞匯作準(zhǔn)備。
1. (復(fù)習(xí)討論section c的綜合探究活動(dòng)，教師作總結(jié)。)
2. (教師通過復(fù)習(xí)上一課的內(nèi)容為學(xué)習(xí)新詞匯做準(zhǔn)備。)
t: after learning section c, we have known that many kinds of pollution affect our environment. how do factories affect our environment?
s1: they / factories have polluted the land and the water.
s2: factories make some rivers and lakes dead now.
s3: …
t: very good. how do cars and buses affect our environment?