Unit 13 We're trying to save the earth Section A(3a～4c) 教案 2023-2024学年人教版英语九年级全册

Unit 13　We're trying to save the earth! PeriodⅡ　Section A(3a～4c) 1．复习已经学过的有关濒危动物和拯救地球的词汇，并阅读含有这些词汇的有关拯救濒危生物的短文。 2．总结现在进行时、现在完成时、被动语态、情态动词以及used to的用法。 1．能运用所掌握的语法，句型和词汇进行交流。 2．能比较流利地讲述自己曾经有的特别的经历。 3．通过学习有关污染和环保的内容，从而培养学生热爱自己生活环境的情感，保护环境从小事做起。 1．重点：读懂有关濒危动物和拯救地球的短文。 2．难点：理解、掌握现在进行时、现在完成时、被动讲态、情态动词以及used to的用法。 Step 1　Lead－in T：Do you like animals? Do you know the shark? S：I like animals.The shark is very big and… T：Do you know about the shark fin soup? Now many sharks are killed for this kind of soup.Sharks are fewer and fewer… 由鲨鱼数量减少作为话题导入本节课的学习，引起学生的兴趣，过渡自然。 Step 2　Presentation 1．Talk about the protection of endangered animals in our country. 2．Show pictures of sharks. Step 3　Reading ●Before reading 1．Ask questions and think about these things： (1)What do you know about sharks? (2)Do you know sharks are endangered？Why? (3)What might have caused a fall in the number of sharks? 2．Discuss with students and present the new words：shark，fin，method，be harmful to，the food chain，ecosystem. ●While reading 1．Quickly read the article and check their answers to these questions.Help students to learn the new items. 2．Pay attention to the details of the passage.Get the students to find the sentences that have the information about the fact sheet. 3．Read the instructions.Scan the five sentences with blanks in 3b. 4．Read aloud the passage carefully.Fill in the blanks on their own. 5．Check the answers.Show the complete sentences on the board.And read them aloud.Discuss the use of the conjunctions：so，although，if，but，when. ●After reading 1．Read after the tape of 3a. 2．Retell the story according to the following mind map. 通过阅读分析文章，使学生的阅读分析能力在这一环节得以提升；通过复述训练学生的表达能力。 Step 4　Grammar Focus 1．Get the students to read the sentences in the grammar box and translate them into Chinese. 2．Explain the “Present progressive，used to，Passive voice，Present perfect，Modal verbs” to the whole class. 3．Get the students to make sentences using the structure：“Present progressive，used to，Passive voice，P