【答案解析】快餐在中国越来越受欢迎，尤其受到儿童和青少年的喜爱。今天，确实很难想象出其他的某样东西像快餐那样强有力地代表了现代社会的快节奏。
快餐的流行有几个原因。第一，它很方便，节省了很多时间。现代社会的趋势都指向一个最终的目标，那就是节约时间，而快餐恰好适合这个目的。
第二，快餐店干净舒适的环境、优良的服务和质量有保证的食物也使它广受欢迎。
然而快餐的营养价值却无法令人满意。虽然在家里烹饪很费时问，随之而来洗涤餐具也令人厌烦，但是家里的饭菜健康美味。 [解析]
Fast food is becoming more popular in China, especially among children and teenagers. Today, it"s certainly difficult to think of any other single thing that represents the fast pace of modem society as powerfully as fast food.
There are several reasons for its popularity. First, it is very convenient and saves a lot of time. The trends of modem society seem to all point to one ultimate goal — saving time, and fast food well serves this purpose.
Second, its popularity is also attributed to the clean and comfortable environment of fast food restaurants, the excellent service, and the guaranteed quality of food.
However, in terms of nutrition, fast food is far from satisfactory. Although cooking at home is time-consuming and the following washing-up tiresome, it offers healthy and delicious meals. Passage 2 is about giving thanks.