高中英语四川省同步教案：Unit4Wildlifeprotection（第4课时）（人教新课标必修2）.docVIP

2014-2015高中英语四川省同步教案：Unit 4 Wildlife protection（第4课时）?（人教新课标必修2） Period Ⅳ Using Language (教师用书独具)教学目标(1)掌握本学案中所给出的词汇能够理解并能熟练运用。(2)理解课文。(3)听懂课文中所给出的听力材料。(4)能够根据课文中所提出的问题发表自己的看法。(5)掌握建议信的写作方●教学地位本课时的内容是通过阅读进一步意识到野生动物保护的重要性和紧迫性学会使用所学会的日常交际用语克服语言交流中的障碍增强用英语与人沟通的能力。通过习作掌握建议信的写作技巧。 (教师用书独具)新课导入建议通过对恐龙话题的讨论引入话题。教学流程设计  　　　　   　　　　老师布置作业：让学生课下做“单元归纳提升”部分(见学案第60页)和Workbook 第63页Using words and Expressions第1题、第2题第3 题。 Ⅰ.判断正误阅读P课文判断正误1．A number of dinosaurs used to live in China.(　　)2．The eggs of 25 species have been found in Liaoning Province.(　　)3．The dodo was a very friendly animal，which lived on the Island of Mauritius.(　　)【答案】　1－3　TFTⅡ.语篇理解阅读P课文选取最佳答案1．The main idea of the passage is ．2．From the first paragraph we know that ．3．From the whole passage we can learn that ．【答案】　1－3　BCC 1．They lived on the earth tens of millions of years ago，long before humans came into being and their future seemed secure at that time.(P30) 千百万年前恐龙就在地球上生活比人类的出现要早得多他们的未来在那时看来很安全。(1)long before“早在……之前；很早；很久以前”此短语后面可以跟名词、代词或句子也可单独作状语。long before you got married to her. 早在你和贝蒂结婚之前我就认识她了。i long before. 他说他很久以前去过上海。 long before/before long 意义 用法 相当于long long ago意为“很久以前” 常用于过去时或过去完成时 before long 相当于soon意为“不久或不久以后” 常与将来时或过去时连用He will arrive here before long. 他很快就会到达这儿。Before long he had to move on again because of political reasons.由于政治原因过了不久他不得不继续搬迁。long before the war. 早在战前很久他就出名了。 选词填空：long before the war broke out，but he had to leave the school. 【答案】　①long before；before long(2)come into being 形成；产生came into being. 我们不知道这个世界是何时开始存在的。came into being in 1936. 这个组织诞生于1936年。 come into effect生效开始执政上台开始使用看得见 【提示】　以上短语与come into being无被动语态不用于进行时态。 用come的相关短语填空 (产生) long ago. (上台)． (生效) last May.【答案】　②came into being　③came into power/office　④came into effect2．When scientists inspected the bones，they were surprised to find that these dinosaurs could not only run like the others but also climb trees