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选择性必修四《Unit 3 Sea Exploration》Using Language & Other Parts优秀ppt课件
Unit 3
Period Four Using Language & Other Parts
内容索引
Ⅰ.Read the passage quickly and get its general idea.
语 篇 理 解
精读演练 萃取文本精华
1.What’s the main idea of the passage?
A.The risks about sea exploration.
B.The benefits about sea exploration.
C.The necessities and risks about sea exploration.
D.The balance between sea exploration and protection.
√
2.Read the passage and match the main idea of each paragraph.
Para.1 A.Sea exploration can help us much.
Para.2 B.Sea exploration causes problems.
Para.3 C.More exploration means more pollution.
Para.4 D.Mining for resources damages much.
Para.5 E.Overfishing also causes problems.
Para.6 F.The sea is not human beings’ possessions.
Para.7 G.Sea exploration is necessary.