九年级英语上册 Unit 2 Topic 3 What can we do to protect the environment SectionD讲学稿

Unit 2 Topic 3 What can we do to protect the environment SectionD

第一段：【晚修自研课导学】3-4人小组长，组织学生，利用晚自习独立、安静完成。 一、温故知新

（一）用and, while, or, but 填空。

1.Recycling can protect the environment, _______ it can save money, too. 2. Some things we have done are good for the earth _________ some are bad.

3. We should do everything to protect it, ________ we’ll be punished and lose our home. 4. people produce power from coal, _______ it is very dirty and causes acid rain . （二）完成下列句子。

1.Would you like to be a __________ person?

2. First, you ought to _________ the electricity when you leave a room. 3.__________ said than done. 4. Action speak _________ than words. 5.The train can _________ a top speed of 431 km per hour.

二、预习课本P49--1a，扫清生词障碍及对话含义。

（一）在课本划出重点短语或句子（比如含生词的句子），读一读，记一记，译一译，为明日学习做好准备。 （二）短语或句子翻译

①森林是地球之肺。 ______________________________________ ②例如 _________________________ ③砍伐 ________________________ ④面对许多困难 _______ __________ ⑤so that ____________________ ⑥即使；尽管___________________ ⑦在50年后

（三）研读P50的调查，完成下列语言点的梳理

3.1. 1) – How often do you use paper towels? – Often. 2) – How long have you worked here? – Twenty years. 3) – How soon will you arrive here? – In five minutes. 4) – How far is it from Beijing to Shanghai? – 860kilometers.

【归纳】： 1）对时间的长度提问用：_____________，常用__________________________回答。 2) 对两地的距离提问用：________________

3) 对频率“多长时间一次”提问用：______________，常用_________________________ 回答。 4) 表示“需要多长时间，过多久”提问用：_____________, 多用于将来时，常用__________ 回答。

三、对子交流。2人师友对子之间小声交流独学，课本整理情况，相互检查自研成果，指点纠错(用红笔)，并把不能解决的问题用红笔打“？”标注。

第二段：【白天长课导学】