高一英语第二模块第四单元 Using Language 教学案 ——课前预习案——Fast reading and answer questions.1. When did dinosaurs live? ________________________________________________________________________2. When did dinosaurs die out? _________________________________________________________________________3. How did dinosaurs die out? ________________________________________________________________——课中探究案（一）——一、检查反馈，导入新课。用单词的正确形式填空并背诵下列内容。Daisy desired to help 1 (endanger) species of wildlife because a large number of animals are dying 2 . One day, a flying carpet took her to a 3 (遥远) land, 4 she could find antelopes 5 gave fur to make sweaters. Then she met an elephant in Zimbabwe and was told that elephants used to be hunted without 6 . But now people know the 7 (重要) of wildlife 8 (protect).二.目标定位 确定重点1. Learning Task(学习任务)：the whole text on p30.2. Learning Aims(学习目标)：课文理解；14 个短语；long before 用法三.自主探究 教师点拨Read the text carefully and find the following phrases:1. 在… 之前很久________________2. 形成_______________________3. 大量的，很多_________________ 4.过去曾______________________5. 不久前_______________________6. 惊讶的发现__________________7. 不但….而且___________________8.灭绝_________________________9. 太… 而不能_________________10. 不再________________________11. 确定无疑____________________12.从…消失 ____________________13. 根据________________________14.听故事_______________________四、尝试演练，合作解疑。分析以下三个句子并注意划线部分。1.：they learned this from the way the bones were joined together.划线部分为________从句，之前省略了关系词_____________________.2.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. [点拨 1] ...
