SectionB第4课时

Section B 第4课时（2a2b）1.自学生词，并记住拼读及拼写。2.预习课本，找出重点短语及句子。3.读记后完成自学导练作业。课堂导学方案Step 1情景导入(Show some pictures of pandas to the students)丁： Do you know what they are? Yes， they are pandas. They are very lovely. Many people like them very much. Do you like them? There are only less than two thousand pandas in China. We should play a part in saving the animals. Do you want to know what the difficulties are? And how do people protect the animals? If you want to know the answers，lets read the article on Page 54.环节说明：以熊猫数量减少以及饲养过程中出现 的难题为导入点，抓住学生想探寻原因的心理，引起 学生的好奇心，激发他们的学习欲望。Step 2完成教材2a2b的任务1.利用方框中的单词两人一组互相谈论熊猫的 情况，完成后请几位学生来展示谈论的成果。2.通读2b中的短文，找出10，1200和2000所代 表的含义，请几位学生展示答案，教师点拨。3.再次细心阅读短文，理解每一句话的意,思，小 组解决遇到的疑难问题。4.教师点拨短文中出现的重点和难点。5.熟读短文，识记并背诵知识要点。6.小结训练。( B )(1)She prepared a nice breakfast us.A to B forC at D with(A)(2) He couldnt help jumpingwith when he heard the good news.A excitement B excitedC exciting D excite(B)(3)In a cold winter，wild animals can die lack of food.A of B fromC withD out( D ) (4) My kids spend hourson the phoneto their friends.A. chatB. to chatC. chatingD. chatting(D)(5)I know the importance English，so I work hard at it.A. to learnB. of learnC. for learningD. of learning(C) (6) When you move somewherenew，the first thing for you is to find a place .A. to liveB. living inC. to live in Step 3问题探究 ( B ) The old man dieda traffic accident.A of B from C to D on “die of”和“die from”都是“死于”的意思。 若死因存在于人体之上或之内（主要指疾病、衰老等 自身的原因），一般用介词of，如：die of cancer死于癌 症;若死因不是存在人体之内或之上，而是由环境造 成的（主要指事故等方面的外部原因），一般用介词 from，如：die from an earthquake (a traffic accident, a lightning stroke，and so on)死于地震（交通事故、雷 击等)。教学反思本课时以学生熟悉的动物开始，让学生有话可说。由此引入短文学习，也激发了学生的学习兴趣， 在加深学生对这种动物的了解的基础上也强化了对知识点的巩固。