Đề cương ôn tập môn Tiếng Anh Lớp 8 - Lần 6 - Trường TH & THCS Vinh Quang

hat have many countries done to save money and labor in making paper?
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4. What percentage of waste paper is recycled with the help of the public?
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5. What do the paper mills do to reuse waste paper?
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6. How many trees can be saved for every ton of recycled newsprint?
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2. Rewrite the sentences, use the verbs in present passive form.
Ex: They mix the glas with certain specific chemicals.
 => The glass is mixed with certain specific chemicals.
1.People use milk for making butter and cheese.
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2.The milkman brings bottles of milk to houses.
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3.Careless driving causes many accidents.
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4.Weeds cover the river bank.
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5. People speak English all over the world.
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