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选择性必修四英语《Unit 5 Into the unknown》Period Three Using language & Developing ideas精品课课件
Into the unknown
Period Three Using language & Developing ideas
内容索引
Ⅰ.Read the passage quickly and get the general idea of the passage.
语 篇 理 解
精读演练 萃取文本精华
1.What’s the main idea of the passage?
A.There are millions of shipwrecks lying under waters.
B.Human’s exploration deep into the sea.
C.The tough environment of the sea bed.
D.Some new discoveries made by the scientists in the deep sea.
√
2.Read the passage and match the main idea of each paragraph.
Para.1 A.We are entering a new age of oceanic discovery.
Para.2 B.We have little knowledge of Earth’s sea bed.
Para.3 C.Many archaeological finds are made in shallow waters.
Para.4 D.There are extraordinary creatures in the deep sea.
Para.5 E.The oceans are a valuable source of natral resources.
Ⅱ.Read the passage carefully and choose the best answer.
1.What challenges must scientists overcome if they dive deep into the sea?