Unit 9. Undersea world

Chia sẻ bởi Nguyễn Hoàng Minh | Ngày 08/05/2019 | 32

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unit 9
UNDERSEA WORLD
read the passage and answer the questions:
What percentage of the earth’s surface is covered by seas and oceans?
How do scientists now overcome the challenges of the depth?
What can we learn from the satellite photos?
How many major groups of marine animals and plants?
What would happen if the sea biodiversity were not maintained?
read the passage and answer the questions:
What percentage of the earth’s surface is covered by seas and oceans?
 75%
2. How do scientists now overcome the challenges of the depth?
 By using modern devices.
3. What can we learn from the satellite photos?
 We can know a wide range of information, including water temperature, depth and the undersea population.
4. How many major groups of marine animals and plants?
 There are three major groups
5. What would happen if the sea biodiversity were not maintained?
 Marine life would be at stake.
homework
read the passage aloud and translate into Vietnamese.
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