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必修4《Using LanguageⅠ》新课标教案优质课下载
chemical, bacteria, pest, lead to, discovery, nutrition, keep…free from, root
b. 重点句型
With these discoveries, some farmer and many customers are beginning to turn to organic farming.
Over the past half century, using chemical fertilizers has become very common in farming.
2. Ability goals 能力目标
Enable Ss to master the main idea of the text and know the ways of organizing articles.
3. Learning ability goals 学能目标
Help Ss learn how to enlarge the words and structures of the same topic.
Teaching important and difficult points 教学重难点
1. How to grasp the main idea of the passage.
2. How to grasp the words and phrases and be able to use them freely.
Teaching methods 教学方法
Show questions, read fast, find the main ideas, and then read carefully and finish all the tasks.
Teaching aids 教学准备
A recorder and a projector.
Teaching procedures & ways 教学过程与方法
StepⅠLook at the pictures.
What is the substance we put on the soil which makes crops grow?
How many kinds of fertilizers do farmers use?
Which kind do farmers use when they are doing organic farming?
Do you know about organic farming?
StepⅡReading
1. Scan the passage and get the main idea.
Chemical fertilizers can cause many problems, so organic farming is becoming more popular.
2. Answer the following questions after read the passage.