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学习利用找读的方法找到文章中的相关信息。
学情分析：
学生对热带雨林的重要性几乎完全不知道，所以课前的收集非常重要，通过课文的学习学生要增强爱护树木的意识。
Learning procedures:
自主学习
1. Read the text, find some words you can’t read or you don’t understand.
2. Find some useful expressions in the article
as a result _______________ 在南美_____________
be home to animals ___________ 因为，由于__________
destroy the area by… __________ 许多生物____________
do our best to do sth. ___________ 平方千米_____________
five and a half million___________ 各种各样的___________
合作探究展示
Read the text carefully and answer the following questions.
Where is the Amazon rainforest ?
___________________________________
How large is the amazon rainforest ?
__________________________________________
Why is the amazon rainforest very important?
__________________________________________
What does “deforestation” mean?
__________________________________________
What is the result of deforestation?
___________________________________________
What should we do?
___________________________________________
自我检测
1. Fill in the blanks on page 54.
2.中考链接
We didn’t go fishing ________ ( because / because of ) the bad weather.