仁愛版英語九年級上冊unit2topic1populationhascausedtoomanyproblemssectiond練習題(留存版)
【正文】 dfather has high blood p . 3. The government plans to c more jobs for young people. 4. the red liquid (液體 )that flows through the bodies of humans and animals. 5. a kind of hard black mineral(礦物 )that is found below the ground and used to produce energy. 二 . 單項選擇。 better C. in。 Burning coal and oil pollutes the air, and it our health .
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