题目

函数的零点个数为（   ）   A.                       B.                        C.                       D. 答案：B   Long, Long, long ago, there lived a very rich and strong king. All the people in the country were afraid of him. But was he happy? No, he was always ill and unhappy. The doctors in his country could not cure (治愈) him. He was so angry with them that he cut off their heads. One day, two famous doctors from another country came to see him. The king said to them, “If you can cure me and make me happy, I’ll give you a lot of gold.” The first doctor examined(检查) the king. He found nothing wrong with him. “Oh, king, you are very well,” said the doctor. “You only think you are ill and that makes you unhappy. ” The king was very angry when he heard this. He told his soldiers to cut off the doctor’s head. The second doctor knew he had to be careful. “Oh, king, you’ll be all right if you find a happy man and wear his shoes,” he said. The king was satisfied with(对…感到满意) his words and said that the doctor was clever(聪明的）. Then he gave the doctor a bag of gold. The king asked hundreds of people if they were always happy. They all said that they are sometimes happy and sometimes unhappy. At last the king asked a beggar(乞丐). The beggar said that he was always happy. “Give me your shoes quickly,” said the king, “and I’ll make you a very rich man.” The beggar smiled and said, “Sorry, I never wear shoes.”根据短文内容，判断正（T）误（F）。1.The king felt unhappy all the time.2.The first doctor found something wrong with the king.3.The second doctor was very clever.4.The king became happy because he got the beggar’s shoes at last.5.In fact, the beggar had a lot of gold, so he was always happy.