D Their devotion to developing a multiple culture.

　　35 The writer cites the Duomo in the last paragraph as an example to illustrate that

　　A there is a tight link between church and society.

　　B all churches are magnificent.

　　C old churches are very popular.

　　D high—rise churches are impressive.

　　第二篇

　　Doubtful Ways to Reduce and Increase Your Weight

　　You hear this：“No wonder you are fat. All you ever do is eat.” You feel sad: “I skip my breakfast and supper. I run every morning and evening. What else can I do?” Basically you can do nothing. Your genes, not your life habits, determine your weight and your body constantly tries to maintain it.

　　Albert Stunkard of the University of Pennsylvania found from experiments that, “80 percent of the children of two obese（肥胖的）parents become obese, as compared with no more than l4 percent of the offspring of two parents of normal weight. ”

　　How can obese people become normal or even thin through dieting? Well, dieting can be effective, but the health costs are tremendous. Jules Hirsch, a research physician at Rockefeller University, did a study of eight fat people. They were given a liquid formula providing 600 calories a day. After more than 10 weeks, the subjects lost 45kg on average. But after leaving the hospital, they all regained weight. The results were surprising: by metabolic（新陈代谢的）measurement, fat people who lost large amounts of weight seemed like they were starving. They had psychiatric problems. They dreamed of food or breaking their diet. They were anxious and depressed; some were suicidal. They hid food in their rooms. Researchers warn that it is possible that weight reduction doesn’t result in normal weight, but in an abnormal state resembling that of starved non-obese people.

　　Thin people however, suffer from the opposite：They have to make a great effort to gain weight. Ethan Sims, of the University of Vermont, got priso