2. Learn how the information is organized .
【学法指导】1. 通读课文，理解文章大意
2. 再次细读课文，理解细节内容
【知识链接】Do you know about Dolly the sheep ? What phenomenon is it ?
Can you give more examples like it ?
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【学习过程】
Step I Fast Reading
Scan the text and answer the following questions :
1. What’s a clone ?
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