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1、1 Lesson 25: Lets Do an Experiment!小组姓名学习目标:1. 知识目标 :Learn the words and expressions 2. 能力目标 :Do and express the experiment 3. 德育目标 :Love science 学习重难点:1. Vocabulary: (词汇)experiment, jar, upside, pour, correct, scientific, method, raincoat, force, pressure, conclude, inside,outside, fillwit h,cover
2、with, turn upside down 2. Sentence Patterns(句子)1. I m sure the floor wont get wet.2. I m not sure. I think the floor will get wet. 3. Maybe you should do this experiment outside. 自主学习:一听课文,根据课文内容回答问题。1.What do you need? 2. What do you do? 3. What is happening? 二Let s Do the Experiment!(根据上述信息,由每组的代表
3、做实验,写出实验结论。)三Read and answer. 读课文回答 问题。1. Where does Danny think they should do the experiment? 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 1 页,共 4 页 - - - - - - - - - - 2 2. What keeps the water in the jar? 3. Is Jenny sure of her theory? How do you know? 4. Why does Danny
4、put on his raincoat? 5. What does Danny conclude? 合作学习:一、I fill a jar with water. 翻译:fill with 翻译: (主语是 ) be full of / be filled with 翻译: (主语是 ) 同义句转换:1. The rooms are full of students now. The rooms _ _ _ students now. 2. My pocket is filled with the money. My pocket _ _ _ the money. 选择:3. Can you
5、_ the box _ books? ( ) A fill , with B full ,with C filled ,with D full , in 4. The child _ all the cups _ water.( ) A f ill, with B fills, with C is full, with D is filled ,with 二、 I turn the jar upside down. 翻译:upside down 的意思是“”. You hold the book upside down. 翻译:拓展: turn upside down同义词right side
6、 up 是“”的意思 . 三、 I m sure the floor wont get wet. 翻译:精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 2 页,共 4 页 - - - - - - - - - - 3 be sure 表示 ,而 be not sure 表示 . be sure/ be not sure后可接句子还可接代词、名词、动名词或不定式。常见用法: , 1. 我确信她会来。_that she will come here. 2. 他没有把握通过考试_to past the exam.
7、 3. Im sure _ Jim plays basketball well .()A of B to C that D with 四、Write down the steps of doing the experiment and retell in class. First, Then, Finally, 随堂检测:一、英汉互译及词形转变1. 用把装满 _ 2. 用把盖住 _ 3. 我( 不) 确信 _4. 正面朝上 _ 5. 把翻转 _ 6. get wet _ 7. do an experiment _ 8. a piece of cardboard _ 9. inside(反义词)
8、 _ 10. theory(复数) _ 11. careful (副词) _ 11. science(形容词) _ 二、词语运用。Many people do 1. (实验 ) to check their ideas. Its a good 2.m and its very 3. (科学的 ). After doing that, we can 4. (断定 ) which theory is 5. c . 三 、选择。1. The mountain with snow all year round, so its hard to climb it. A. covered B. was co
9、vered C. is covered D. covers 2. Please the bottle milk. A. fill; of B. filled; with C. fill; with D. full; of 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 3 页,共 4 页 - - - - - - - - - - 4 3. I am the weather will be fine tomorrow. A. think B. sure C. hope D. see 4. Lets an experiment. A. do B. does C. did D. doing 5.- -Its so hot today. -Why dont you your jacket? A. take away B. take off C. take back 课堂小结:精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 4 页,共 4 页 - - - - - - - - - -