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1、TOPIC 2 ALL THESE PROBLEMS ARE VERY SERIOUSSECTION BReviewWhat s the meaning of the word “pollution ”?Do you like it ?Why?What kind of pollution do you know ?What kind of weather do you like ? sunny or windy ? LISTEN TO THE TAPE AND ANSWER THE QUESTION How many people in this dialog ? Who are they?W
2、hat is the weather like ?What are they talking about ? What cause these sandstorms?What causes these sandstorms?Cut down too many treesIs cutting down trees harmful to human beings? Why?A lot of rich land has changed into desert Read 1a and answer these questions How can the trees affect the weather
3、?The trees can stop the wind from blowing the earth away . The trees can save water.The trees can prevent the water from washing the earth away .重點(diǎn)短語(yǔ)重點(diǎn)短語(yǔ) what bad weather !=how bad the weather is ! What +(a/an)+形容詞形容詞+名詞名詞+主語(yǔ)主語(yǔ)+謂語(yǔ)謂語(yǔ)How +形容詞形容詞+主語(yǔ)主語(yǔ)+謂語(yǔ)謂語(yǔ)多大的樹(shù)呀多大的樹(shù)呀. . 多漂亮的房子呀多漂亮的房子呀! !他真帥呀他真帥呀 天氣真好呀天氣
4、真好呀With 帶有帶有, 伴有伴有 他是一個(gè)戴眼鏡的老師他是一個(gè)戴眼鏡的老師, ,在老師的幫助下他完成的家庭作業(yè)在老師的幫助下他完成的家庭作業(yè).cut down 砍倒砍倒 cut off 切斷切斷Change into 變成變成.木頭已經(jīng)變成了紙木頭已經(jīng)變成了紙學(xué)校變成了我的家學(xué)校變成了我的家Stop/prevent sb/sth from doing sth 阻止某人阻止某人/某物做某某物做某事事 老師阻止學(xué)生們?cè)诮淌依飦y跑老師阻止學(xué)生們?cè)诮淌依飦y跑. . 政府阻止人們砍伐太多的樹(shù)木政府阻止人們砍伐太多的樹(shù)木. . 沒(méi)有人能阻止他離開(kāi)學(xué)校沒(méi)有人能阻止他離開(kāi)學(xué)校Although=though
5、盡管盡管絕對(duì)不絕對(duì)不能與能與but連用連用經(jīng)過(guò)我很累經(jīng)過(guò)我很累, ,但是我很高興。但是我很高興。盡管我很丑盡管我很丑, ,但我很善良。但我很善良。雖然我很瘦雖然我很瘦, ,但我很強(qiáng)壯。但我很強(qiáng)壯。雖然他起的很早，但他還是遲到雖然他起的很早，但他還是遲到了。了。Blow away 吹走吹走Wash away 沖走沖走Be harmful to = do harm to光污染對(duì)我們的眼睛有害光污染對(duì)我們的眼睛有害. .噪音對(duì)我們的耳朵有害噪音對(duì)我們的耳朵有害. .吸煙對(duì)我們的健康有害。吸煙對(duì)我們的健康有害。MAKE A STORY ACCORDING TO 1CYou can start it like this : long long ago, there were many trees in my hometown the air was fresh and the water was clean but one day Thank you for coming goodbye
九年級(jí)英語(yǔ)Unit2 Topic 2 Section B 3課件仁愛(ài)版
