北大绿卡人教版九年级英语——导学案：Unit 13 第四课时 Section B （3a～Self Check） 导学案

【课前预习】 1. 水污染________________ 2. 空气污染____________________ 3. 噪音污染________________________ 4. 一个有创意的大脑________________________ 5. 开一个小店________________________ 6. 更受欢迎的作品________________________ 7. 给他人带来欢乐________________________ 【自主学习】 要求：阅读教材书103-104页内容完成下列句子。 1. 在环境方面我们已经看到了许多的改变。_______________________ 2. 河流被工厂污染了_______________________________ 3. 空气污染变的越来越糟糕。______________________________________ 4. 人们应该更多乘坐公共交通工具。_________________________________________ 【合作探究】 利用本单元学习的内容，结合你所在的城市或者乡镇，说说你们那里是否有环境问题，是什么问题，及什么原因造成的。然后提出可行的解决办法。 【课堂反馈】 1．You ______ be polite to the old man. A. should B. can’t C. might D. mustn’t 2. Finish your homework first, then you'll surf the Internet for half an hour. A. can B. need C. be able to D. may 3. Why does Liu Tao look all day long? A. sleepy B. sleep C. to be sleepy D. sleeping 4. He is a ___________ student, and he always listens to the teachers ___________. A. careful; careful B. careful; carefully C. carefully; carefully D. carefully; careful 5. --- Why did you buy two pairs of shoes? --- It was so hard to choose which was________, so I took them both. A. better B. the better C. worse D. the worse 6. ---Oh, Mrs. King, your dress looks nice. Is it new? ---No, I ______it since two years ago. A. had B. bought C. have had D. have bought $$ 【课前预习】 1. 水污染________________ 2. 空气污染____________________ 3. 噪音污染________________________ 4. 一个有创意的大脑________________________ 5. 开一个小店________________________ 6. 更受欢迎的作品________________________ 7. 给他人带来欢乐________________________ 【答案】 1. water pollution 2. air pollution 3. noise pollution 4. a creative mind 5. open a small shop 6. more popular works 7. bring happiness to others 【自主学习】 要求：阅读教材书103-104页内容完成下列句子。 1. 在环境方面我们已经看到了许多的改变。_______________________ 2. 河流被工厂污染了____________________________