九年級英語上冊Unit2Saving the Earth Topic 2 All these problem are very serious Section A導學案(無答案）

1、.九年級英語上冊U2 Saving the EarthTopic 2 All these problem are very serious . Section A導學案預習+展示+反響 備課組：九年級英語備課組 主備人: _ 時間：一教學目的： 1知識技能：1掌握本課的重點詞匯和短語，議論沙塵暴的成因,感知不定代詞和不定副詞的用法。2掌握Section A相應的單詞和詞組：sand, although, sandstorm, desert, human being,3掌握句型: A lot of water can be saved by forests.4Grammar: Indefinit

2、e pronoun and adverb.2 過程與方法：通過對話、朗讀等小組合作活動，學習詞匯，可以根據(jù)圖片和信息提示詞描繪沙塵暴形成。3 情感態(tài)度與價值觀： 通過小組合作活動，培養(yǎng)學生要保護大自然。二教學重點： 可以從所聽材料中獲得有效的細節(jié)信息來補全句子?？梢愿鶕?jù)圖片和信息提示詞描繪沙塵暴形成的過程。三、教學難點：描繪沙塵暴形成的過程 四、課時安排：1課時五、教學過程一知識回憶: 獨學,對學 通讀1a，完成1b，1.天氣真差！_ 2.結果 _ 3.變成 _ 4.阻止做 _ 5.把吹走 _ 6.把沖_7.大量許多 _ 8. 形成，產生_ 9.充足充分的_ 10.盡某人最大的努力_二新知學習

3、1、自主學習: 獨學，展示通讀1a, 完成1b，并展示。2、合作探究:群學，展示A.小組合作探究完成以下任務：Task 1 組長帶著讀1a對話兩遍。Task 2在1a畫出下面的句子并做對應的練習。課堂展示1.What bad weather! 譯：_總結：What引導的感慨句- a. What+形容詞+不可數(shù)名詞/可數(shù)名詞復數(shù)！ b. What+ a/an+形容詞+可數(shù)名詞單數(shù)！練習：1多么繁忙的一天呀！ 2 多么美麗的花呀！ _2.As a result, a lot of rich land has changed into desert. 譯：_點撥：change into把變成= tu

4、rn into3.Trees can also stop the wind from blowing the earth away. 譯： _點撥：stop sb./sth. from doing sth. = prevent sb./sth. from doing sth. 阻止做某事 from可以省略鏈接：同義詞組 keep sb./sth. from doing sth. 阻止做某事from不能省略4.Cutting down trees is harmful to human beings, animals and plants. 譯：_考慮：cutting down trees是_詞

5、短語在句子中作_語，謂語用_數(shù)。Task 3 聽力訓練3a &3bA. Listening exercise. B. 課堂展示。3、展示提升對學：兩人一組，練習課本2中的看圖對話，并展示。 Work in pairs and talk about two of the pictures .1c4. 達標測評:一 單項選擇 1.What weather !Lets go hiking .A.a bad B.a fine C. bad D. fine 2.We should humans destroying the environment. A.keep . by B. stop. to

6、 C.prevent. by D.stop. from 3.I have to wait for the traffic lights to green .Then I can go on walking. A. change B. changed C. change to D.changing into 4. He made a serious mistake during the work . It us to stop working. A .caused . B. because C. did D. made 二、完成以下句子。1.我們必須阻止人們砍伐太多樹木。We must _ pe

7、ople _ _ _ too many trees.2.他們正努力阻止肥沃的土地變成沙漠。They are trying to _the rich land _ _ _ desert.5糾錯穩(wěn)固6.學習反響課堂小結通過這節(jié)課，你學到了什么? 還有什么疑問？7.拓展延伸課后作業(yè) A練習冊 Unit 2 Topic2 SA的練習B中考鏈接1. _ the help of the government, the poor children can get _ good education. A. Under; a B. With; a C. Under; an D. With; an 2. -_ he ever _ abroad? -No, never. A. Did; go B. Have; been C. Has; been D. Has; gone 3. Though it was so cold, _ he went out without a coat. A. but B. or C. so D. / 4. -