1. Read the saying. What do you think it means? Choose a, b or c.
a. We are free to treat the environment in any way we want.
b. The environment doesn't belong to us; we owe it to future generations to take care of it.
c. The world belonged to the previous generations but now it belongs to us.
2. Read the text, then read sentences (a-e). Which sentence (a-e) can you use to fill in the gaps (1-5)?
a. He did, but still not enough people were working on the problem.
b. Since then, people all over the planet celebrate Earth Day.
c. Senator Nelson knew that our world was getting dirty and that many of our plants and animals were dying.
d. He wrote letters to all of the colleges and put a special article in Scholastic Magazine, which most of the schools got, to tell the students about this special day.
e. See what happens when people care about our world?
=> Answer:
1 - c
4. Collect information about how to protect the environment and build a better world. Make notes. Use your notes to prepare and give a presentation.
=> Answer:
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Choose reusable over single-use.
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Get creative with your useless or unwanted items by upcycling—basically, turning trash into treasure
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Use fewer chemicals
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Walk, bike or carpool.
1. Read the definition, then look at the pictures. What ecosystems can you see? Name a plant/animal/fish which lives in each one.
=> Answer:
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swamp: mink, raccoons, opossums, muskrats
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coral reef: grouper, snapper, and lobster
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ocean: cod, ice fish, krill (food for larger creatures), orca, sperm whale
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rainforest: crowned eagle, three-toed sloth, spider monkey, large flying fox
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desert: lizards, geckos, toads, jackrabbits, camels
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river: crayfish, fish and eels
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grassland: bees bison (also called buffalo), butterflies, elephants.
2. Read the text and answer the questions.
1. What is there in an ecosystem?
2. How do the different parts work in an ecosystem?
3. What happens If something changes in an ecosystem?
=> Answer:
1. An ecosystem has living part and non-living part.
2. The different parts interact with each other.
3. If something changes in an ecosystem, everything changes.
3. Explain the words in bold. Mime or draw their meaning.
=> Answer:
- grow up: lớn lên
- soil: đất
- imaginary web:
- produce energy: sản xuất năng lượng
- nest: tổ
4. Match the highlighted words to their meaning.
• keep • depend on • work together • disturb • eat
=> Answer:
• keep: maintain
• depend on: rely on
• work together: interact
• disturb: upset
• eat: feed on
5. Which paragraph describes the drawing? Look at it and say how this ecosystem works.
=> Answer: Paragraph 3 describes the drawing.
6. Draw or find pictures of the ecosystem In your area. Include: the place you live and other people/animals/plants that share your ecosystem. Write a short paragraph explaining how your ecosystem works.
=> Answer: Đang cập nhật.