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初二 年级 英语 学科导学案 使用人：____级____班 姓名__________ 【课题】八下 Unit 5 Looking into nature 听说课 第二课时【学习目标】 通过本课时学习，我能够：掌握本课时的核心词汇、短语及宾语从句 (I think, I believe, I guess) 的用法。2 能运用所学知识改写句子，并在讨论中表达对自然秘密的观点和可能性解释。3. 激发对自然的好奇心，学习科学家的探索精神，增强环保意识。二、学习重难点· 学习重点：核心词汇、短语的记忆与运用；宾语从句的基本结构。· 学习难点：在真实语境中准确运用宾语从句和易混词汇 / 句式。【学习过程】三、预习案（课前完成）1. 词汇预习查阅词典，写出下列单词 / 短语的含义和词性，尝试造一个简单句。boiling ____________ ；endless ____________carry out ____________ ；fall ill ____________lose sight ____________ ；wealth ____________hardly ____________ ；belong to ____________pass away ____________ ；instead ____________2. 句型预习观察下列句子，思考划线部分的结构特点，尝试翻译句子。I think that the Amazon has a lot of natural wonders. ____________I believe he spent years studying nature. ____________She guesses it is a secret of nature. ____________3. 思考问题你知道哪些自然界的秘密？请写下 1-2 个例子，准备课堂分享。四、探究案（课堂完成）探究一：核心词汇与短语辨析用 boiling/boiled 填空，体会二者区别。The ____________ water is too hot to touch.I like drinking ____________ water every day.用 hardly/hard 填空。He ____________ eats junk food, so he is very healthy.My brother studies ____________ every day, so he gets good grades.用 instead/instead of 填空。She didn’t go shopping. ____________, she stayed at home reading.We should walk ____________ driving to school for a green life.探究二：宾语从句的用法观察例句，自主总结宾语从句（I think/believe/guess）的三大特点：例句：①I think (that) nature is full of secrets. ②We believe (that) he is a great scientist.总结：①引导词：______ 可省略；②语序：______ 语序；③时态：主句为一般现在时，从句时态依语境而定。句型转换：将下列简单句改为含 I think/believe/guess 的宾语从句。Nature has endless wonders. (I believe)→ ________________________________________________________________He will carry out the research. (We think)→ ________________________________________________________________The award belongs to the whole team. (She guesses)→ ________________________________________________________________探究三：小组合作探究（4 人一组）讨论话题：Share a secret of nature you know and explain its possible reasons.讨论要求：每人至少发言 1 次，运用预习和课堂所学的词汇；用 I think/believe/guess 表达观点，用以下句式解释可能性： Perhaps it's because... It's possible that... There's a chance that...记录小组内的精彩表达，准备代表发言。五、训练案（课堂 / 课后完成）1. 单项选择( )1. I guess ______ the boiling river is one of the greatest wonders in the Amazon.A. that B. if C. what( )2. He ______ fell ill when he was doing field work in Yunnan.A. serious B .seriously C. more serious( )3. The old man ______ in his left eye when he was 80 years old.lost sight B. lost his sight C. lose sight( )4. Success ______ the people who work hard every day.belongs to B. is belonged to C. belonging to( )5. Tina likes exploring nature, and ______ her sister.A. so does B. so is C. so do2. 翻译句子（运用所学句式）我认为大自然充满了无数的奇观。他几乎不提及自己的成就。这个计划属于我们整个团队，我们要认真实施。她生病了，所以她待在家里，而不是去学校。六、作业布置必做题：完成训练案，熟记核心词汇、短语和宾语从句的用法；提升题：写一篇英语短文（不少于 70 词），介绍一个你感兴趣的自然秘密；拓展题：归纳表示 “观点” 和 “可能性” 的句式，制作思维导图（可手绘 / 电子版）。七、学后反思本节课我掌握的核心词汇 / 短语有：________________________________我是否能熟练运用宾语从句表达观点？还存在的问题：________________小组讨论中，我是否积极参与？我的语言表达还有哪些需要改进的地方？本节课后，我对自然和科学家的新认识：____________________________

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