Unit 2 This is my sister（第 2 课时）Section A 2a-2d 导学案* 教师寄语：East or west, home is best. 金窝银窝，不如自家的草窝。 【学习目标】：1. 掌握本节课的 5 个单词。2 . 掌握介绍人的句 型: This / that is.以及 These / Those are 和询问人的句型 Are these/ those ? 等 。3. 学会与同学友好相处，关心他人。【学习重点】： 通过介绍自己的家人或朋友来学习掌握有关词汇和句型。【体验学习】：【课堂导学】：I、新课呈现Step1: ReviewReview the key sentences by asking and answering questions. Step2: PresentationLead in new sentence patterns and enable the students to read the sentences and try to remember them by heart. Whos he? Hes my brother, Paul. Are those your parents? Yes, they are./ No, they arent. Have a good day!.Step3: ListeningFinish 2a and 2b. Check the answers.Step4: Pair work: Ask and answer questions about the photo in 2b. Step5: Group work Work in groups of 3 and role-play the conversation in 2d.(2) Ask several groups to show their conversations.II、 问题反馈 检查预习交流答案。 III、深入探究 ： 在英语中，表示两个或两个以上的可数物体要用复数名词。把下列单词变为复数形式。brother _ sister _ friend_ cup _ pen _ ruler _ （思考：可数名词单数怎样变成复数？）_单数句变复数句时要注意以下几点：(1) 人称代词要由单数变成对应的复数代词。(2) 指示代词 this 或 that 相应地变成 these 或 those。(3) am 或 is 要变成 are。(4) 可数名词单数要变成复数形式。(5) 去掉不定冠词 a 或 an。【自主检测】：I、 精挑细选 ( ) 1. Is this your eraser? No, it isnt. I think _.A. it her eraser B. its her eraser C. its her eraser( ) 2. Are these your friends? _. A. Yes, these are B. Yes, they arent C. Yes, they are ( ) 3. Anna is not my sister. _ my cousin. A. He B. Hes C. Shes( ) 4. Bye! _!A. Yes, I am. B. Thanks C. Goodbye ( ) 5. Have a good day! _!A. Thanks B. Nice to meet you C. Me, too II、 单复数句互变。【快乐链接】你来我往：完成对话Tim: Hello, John! This is my brother Tom. Tom, this is my friend, John.Tom: _, John!John: Nice to meet you, too. Tom, are those your parents?Tom: Yes, _. John: _?Tom: Shes my sister, Mary.John: I see. Have a good day!Tom: _. You, too. Bye!John: _!【学习体会】 成功&收获: 失败&不足: