题目

为了保护环境，到南极进行考察的科学工作者，除了把塑料以及金属类废弃物带离南极外，还必须把人体尿液、粪便等废物带离南极，这是因为南极    A.缺乏必要的生活设施            B.缺少生产者    C.没有消费者                    D.分解者很少 答案：D 根据短文内容，填写信息卡。     According to the Center for Disease Control and Prevention (CDC) (疾病控制预防中心), if you don'toften wash your hands, you can pick up viruses (病菌) from many places and make yourself ill. You're at risk every time you touch your eyes, nose or mouth. In fact one of the most common ways people catch colds is by rubbing their noses or their eyes when there are cold viruses on their hands. If you don't oftenwash your hands,especially when you're sick, you may spread the viruses directly to others. You should wash your hands in the following situations:     ●After using the bathroom.    ●After blowing your nose or coughing.     ●Before eating, serving or preparing food.     ●After touching pets or other animals.     ●After visiting anyone who is sick.     ●When your hands are dirty. There's right way to wash your hands. Follow these simple steps to keep your hands clean.    ●Use warm water (not cold or hot)     ●Wash for 15 seconds.      ●Rinse (冲洗) well under warm running water and dry them with a clean towel.                                                    Information Card Way to protest against (防止) the spread of illness 1.                   hands. Correct way to wash your hands Use 2.                   running water. Situations in which you musy wash your hands After using the 3.                   .Before having 4.                   .After visiting 5.                    people. Time needed wash your hands 15 seconds.