【单选题】Food and Health The food we eat seems to have profound effects on our health. Although science has made enormous steps in making food more fit to eat, it has at the same time, made many foods unfit to...
【简答题】听力原文:Health food gained popularity when people began to think more seriously about their physical well-being. The well term 'health food' is ironic because it implies that there's also 'unhealthy' foo...
【简答题】Most of the news in the newspapers is bad but sometimes there is a story with good news. This is one of those stories. Millions of people around the world suffer from , malaria, tuberculosis, and ...