县级参赛教案2

1 Topic 2 All these problems are very serious Section A By Li Yongchao Material analysis 本课是第二单元第二话题的第一课时 主活动是 1a 1a 通过 Kangkang 向他的同伴 Maria 和 Jane 抱 怨恶劣的天气 引出本课的功能意念 抱怨和责备 同时也初步呈现了本单元的语法点 不定代词和不 定副词 1b 主要培养听力策略 即重点听对话的大意 1c 侧重于考查归纳总结的能力 在 2 中 通过 用 所给词的正确形式填空 这种题型 巩固 1a 中的重点语言点 借助 3 的图片和信息提示 进一步形象地了 解沙尘暴形成的过程 通过 4 的听力练习 提高学生听取文段细节的能力 本课通过谈论沙尘暴的成因 说明了树木对环境保护的重要作用 同时也让学生了解天气与人类活动的关系 关注全球的环境问题 Teaching aims 1 Knowledge aims 掌握本课的重点词汇和短语 谈论沙尘暴的成因 初步感知不定代词和不定副词的用法 2 Skill aims 能听懂谈论沙尘暴成因的对话 能够从所听材料中获得有效的细节信息 能够根据图片和信息提示词描 述沙尘暴形成的过程 3 Emotional aims optional 让学生了解环境污染的严峻形势 引导学生爱护大自然 爱护花草树木 树立绿色环保意识 4 Culture awareness optional 通过课文的学习 让学生了解沙尘暴形成的原因和过程 关注全球的环境问题 The key points and difficult points 1 Key points Words and phrases sand although sandstorm desert human being reduce completely change into stop from blow wash away as a result Sentences A lot of water can be saved by forests Although we have built The Green Great Wall we still need to do something to protect the environment Grammar Indefinite pronoun and adverb 2 Difficult points 2 能够从所听材料中获得有效的细节信息来补全句子 能够根据图片和信息提示词描述沙尘暴形成的过程 Learning strategies 通过引导学生在听前阅读 1b 和 3 培养学生形成听前熟悉 预测听力材料的学习习惯 通过 3 中的插图预测并描述新话题 培养学生的逻辑推理能力 Teaching aids 关于沙尘暴的视频和图片 录音机 幻灯片等 Teaching procedures Stage time period Interaction patterns Teacher activityStudent activityRemarks 1 Getting students ready for learning 3 mins Class activity Play a short video about a sandstorm and let Ss guess what kind of weather it is T Hi boys and girls It s a fine day isn t it Ss Yes T Now watch the short movie and guess what kind of weather it is T Can you tell me what the weather is Ss Yes 沙尘暴 T Right We call it sandstorm It s a kind of storm caused by sand So we call it sandstorm Now read after me sand sand Point to a scene in the Watch a video about a sandstorm and guess what kind of weather it is Ss Yes Ss Yes 沙尘暴 Ss sand sand T storm storm Ss storm storm Ss sandstorm sandstorm 通过播放与 沙尘暴相关 视频 进入 本课话题 从视觉 听 觉等方面感 知沙尘暴这 种恶劣的天 气现象 为 了解环境问 题做好准备 教师在 教读单词时 注意使用升 调和降调 3 video Ss sand sand T storm storm Ss storm storm T sandstorm sands torm 配上手势 培养学生的 语音语调 2 Lead in 3 mins Group work Show the pictures of a sandstorm let the Ss guess how sandstorm comes into being and number the pictures in 3 T OK do you know how sandstorm comes into being Please look at the pictures discuss and number them in groups T OK how does the sandstorm come into being Tell me the right order please S1 It s 4 1 5 3 6 2 Look at the pictures about a sandstorm guess how sandstorm comes into being and number the pictures in 3 S1 It s 4 1 5 3 6 2 先处理 3 部分 简 单描述沙尘 暴形成的过 程 让学生 对这种天气 有所了解 然后在进入 1a 详细谈 论沙尘暴形 成的原因以 及树木的功 能 这样 让课堂环节 更加流畅 3 Pre listening 5 7 mins Group work Let the Ss talk about sandstorm according to the pictures and the given words in 3 in groups T Yeah you are right With the help of pictures and the words below can you talk something about Talk about sandstorms according to the pictures and the given words in 3 Ss Yes 引导学生通 过图片和短 语提示 正 确排列图片 顺序 对沙 尘暴形成的 过程进行描 述 训练学 4 sandstorm Ss Yes T Now discuss with your group members T OK who can try S1 Long ago there were lots of trees and forests But people needed some wood to build houses and do other things so they cut down the trees day by day And the forests have gone slowly S2 S1 Long ago there were lots of trees and forests But people needed some wood to build houses and do other things so they cut down the trees day by day And the forests have gone slowly S2 生连词成句 连句成片的 能力 为了 降低难度 可以这样操 作 先让小 组内的每个 成员根据提 示词写一个 或者几个相 关的句子 再一起将这 些句子串起 来 最后注 意加上正确 的连接词 在展示环节 可以让学生 以小组为单 位 一起上 台做一个关 于沙尘暴的 presentation 展示小组 合作的成果 体现小组的 风采 4 While listening 8 mins Individual workStep 1 Present the picture in 1a Let the Ss listen to 1a once and do 1b alone Look at the picture in 1a listen and choose the best answer in 1b 通过课文插 图 引导学 生预测课文 6 Pair work T Right Now look at this picture What s the weather like S1 It s a sandstorm T How do you like the weather S2 I think it s terrible T People can t see things clearly And it s bad for our health Now listen to the tape and choose the best answer in 1b When you are listening pay attention to the main idea T Now please check answers The boy and girls are talking about S1 B the reasons for sandstorms Step 2 Let the Ss listen to 1a again and complete the functions of trees in 1c They can discuss in pairs T Listen to 1a again and find the functions in 1c T What are the trees S1 It s a sandstorm S2 I think it s terrible S1 B the reasons for sandstorms Read and complete the functions in 1c Discuss in pairs S1 Trees can stop the wind from blowing the earth away S2 They can also stop the water from washing the earth away 内容 为完 成听力降低 难度 1b 的 听力是抓对 话的主题 不能直接找 到主旨句 而是要通过 归纳的方式 得出 如果 教师提示学 生用 排除 法 可以 帮助学生作 出正确的选 择 如果学生基 础较好 也 可以将 1c 调整成听的 活动 学生 能够找到答 7 functions S1 Trees can stop the wind from blowing the earth away S2 They can also stop the water from washing the earth away 案 但会很 难记下来 因此 可以 用听读结合 的方式 先 听两遍 记 下关键词 再通过朗读 检查答案 5 Post listening 10 mins Group work Group work Step 1 Let the Ss read 1a in groups and then role play it T Read 1a with your group members and act it out Step2 Let the Ss read again and find the important phrases in 1a Then write them down on the Bb T Now read 1a sentence by sentence underline the important phrases and then write them down on the Bb behind T OK let s look at your notes No 1 change into Who can tell us its meaning Read 1a in groups and then role play it Read 1a sentence by sentence and underline the important phrases S1 It means turn into S2 We can change ice into water 在处理知识 点时 教师 要让学生自 己去发现重 难点 这有 助于学生调 整复习方向 如果他们组 呈现的都是 本课的重点 知识 教师 要给予肯定 和鼓励 在 讲解过程中 注意综合所 有小组的重 点 并让学 8 Class activity S1 It means turn into T Right Who can make a sentence with it S2 We can change ice into water T Wonderful If your group also has this phrase please tick it out Now next one stop from doing sth Who can make a sentence with it S3 Teach other phrases in the same way Step 3 Lead the Ss to complete the sentences with the correct forms of the given phrases in the box in 2 T OK we have learnt the key phrases Now let s fill in the blanks in 2 with the correct forms of the phrases T Let s check S1 People have cut down such a large number of Complete the sentences with the correct forms of the given phrases in the box in 2 S1 People have cut down such a large number of trees that the land has changed into desert S2 so the wind always blows the earth away S3 so we must do something to reduce it S4 S5 生自己想办 法解决 通 过造句等方 式在情境中 来运用该知 识点 在处理完课 文知识点后 检验学生学 习情况最好 的方式就是 做题 本课 2 就是对 1a 知识点的 巩固训练和 学习情况的 检测 也是 提高学生综 合运用语言 的能力 9 trees that the land has changed into desert S2 so the wind always blows the earth away S3 so we must do something to reduce it S4 S5 6 Finishing Task 4 10 mins Class activity Lead the Ss to look at the phrases Listen to the passage and circle the phrases you hear Then listen twice to complete the sentences Finish 4 T Look at these phrases what s the meaning of become weaker S1 It means 变得更虚弱 in Chinese T Right How about destroy the environment S2 It means 破坏环境 T Now listen carefully and circle the phrases you hear T OK now check the Look at the phrases listen and circle for the first time Then listen twice to complete the sentences Finish 4 S1 It means 变得更虚 弱 in Chinese S2 It means 破坏环境 S41 S5 听力 4 的 B 部分较难 教师指导学 生在做 填 空类 听力 题时注意策 略 听前 可以带领学 生根据题目 预测听力内 容 降低难 度 听时 先把握句子 的整体意思 只需要写出 单词的前两 个字母就行 听后 结合 语境 将句 子补充完整 如果是动 词短语 要 10 answer together Which phrases did you hear S41 S5 T Well done Now listen again and fill in the blanks When listening you can only write the first two letters of each word After finishing listening you have some time to complete your answers Ready T OK It s a bit difficult So you have one more minute to complete the sentence and pay attention to the forms of verbs T Let s check the answers together S6 Now some kinds of animals are becoming S7 Some animals are dying out completely S8 and had food S6 Now some kinds of animals are becoming S7 Some animals are dying out completely S8 and had food 特别注意时 态 如果是 名词 要注 意单复数形 式 如果是 形容词等 则要关注词 性的变化 7 Summarizing and Assigning Class activityStep 1 Sum up what they have learnt in this class Sum up what they have learnt in this class Tell 10 homework 3 mins T Please work in pairs Tell your par