What is the main topic of the passage? A. How to protect the environment
Câu hỏi:
What is the main topic of the passage?
A. How to protect the environment
B. How to use light bulbs
C. How to keep your house warm
D. How to save energy
Trả lời:
4. Thông tin: But what can you do to save energy? There is plenty that you can do to help the process of energy conservation. You can save energy by following these simple rules …
Chọn D
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