20xx秋廣州牛津版英語七上unit3theearthperiod1(完整版)
【正文】 4 This pollutes the Earth and kills animals and plants. a cleans b makes … die 5 It is important for us to protect the Earth for our future. a keep ... safe b change C1 Do you know the meanings of the words in italics? Circle the correct answers. Vocabulary exercises 1 Tom: The water from the factory is dirty. Bob: Yes. We must not let it (1)___________ the river. We must do something to (2)___________ the river. Tom: Yes. It’s (3)___________ for us to do something about this. 2 Jack: Forests are very important. Do you know why? Joe: Of course. They (4)___________ us ____________ a lot of things. For example, wood and fruit. Jack: You’re right. Many people still (5)___________ wood to make energy. C2 Complete the conversations with the words from the box. burn important pollute protect provide … with burn pollute protect important provide with Protect the Earth Comprehension questions (2) Is it important for us to stop doing these things? Why? (1) To protect the Earth, what must we stop doing? Comprehension exercise D1 Find sentences beginning with There is/are ... from the poster on page 31 to go with these photos. Today, there is a lot of pollution. There are many different plants. There are different animals on Earth too. There are also many people like yo
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