Unit 4 Wildlife protection学案
Using Language
学习目标:
1.深入理解课文,掌握课文中的基础知识;
2.自主学习,合作探究;
3. 体会恐龙退出历史舞台的悲哀,意识到野生动物保护的重要性和紧要性。
学习重点:理解课文; 掌握本文中的重点单词和短语。
预习导学
一、重点短语完形
1. __________ into ____________ 形成,产生
2. for _____________ 确切地
3. ___________________ to 根据,按照
1. come being 2. sure 3. according
二、经典句型应用
1.Others think the earth got ____________ hot for the dinosaurs ____________ live on any more.另外一些人认为,地球变得太热,因此恐龙无法在地球上生活了。
2.Nobody knows for sure ________________ dinosaurs disappeared from the earth in such a short time.没有人确切地知道恐龙是由于什么原因,又是怎样在这么短的时间里从地球上消失的。
3.They lived on the earth tens of millions of years ago, ____________ ____________ humans came into being.千百万年前恐龙就在地球上生活,比人类的出现要早得多......
1. too...to 2. why and how 3. long before
三、合作探究
先通读教材,完成表层理解题,再勾画出文中的疑难点,了解恐龙消失的原因。
1.Decide whether the following sentences are True Or False
(1) There are many different species of dinosaur and all of them have been found in China.( )
(2) Not long ago, a rare new species of bird-like dinosaur was discovered in Henan