[简答题]One of the most popular methods of weight loss among young women today is simply starvation, eating nothing more than some bread or a piece of fruit a day. Starvation, however, is never a good way to lose weight. You can greatly damage your body as well as your mind through such methods. You must eat, and you must eat well. However, you can eat well and still achieve a healthy weight if you control what and how much food you eat.

[判断题]One of the most popular methods available to assess the feasibility of projects is the net present value (NPV) technique.

[填空题] Weight-Loss Nirvana
A Substance That Makes Fat Mice Thin Just Might Work for Humans Too
In the US, where one in three adults is seriously overweight, the news carried by the journal Science last week -- that Friedman and his colleagues at the Howard Hughes Medical Institute and New York City’s Rockefeller University had discovered a magical dose that melts fat in a matter of weeks -- resonated with unusual force. Momentarily, at least, it encouraged the spirits of millions of lifelong dieters and boosted the stock of Amgen, the biotechnical firm based in California that holds the license on the underlying technology. It is too early to predict, however, whether this rare elixir (called leptin, after the Greek leptos, meaning slender) will be a stunning pharmaceutical (制药上的) success or just another "miracle" cure that never pans out. Even if all goes well, it could be five to ten years before leptin is approved in

[填空题]Current new weight-loss drugs are not ______ for long-term use because they can give greater weight loss with more side effects.

[填空题]
[A] In the U. S., where one in three adults is seriously overweight, the news carried by the journal Science last week—that Friedman and his colleagues at the Howard Hughes Medical Institute and New York City’s Rockefeller University had discovered a magical dose that melts fat in a matter of weeks—resonated with unusual force. Momentarily, at least, it encouraged the spirits of millions of lifelong dieters and boosted the stock of Amgen, the biotechnical firm based in California that holds the license on the underlying technology. It is too early to predict, however, whether this rare elixir (called leptin, after the Greek leptos, meaning slender) will be a stunning pharmaceutical (制药上的) success or just another "miracle" cure that never pans out. Even if all goes well, it could be five to ten years before leptin is approved in the U. S. for human use. Researchers must first demonstrate that leptin benefits people a