阅读理解。 Minh Pham was born in Vietnam. He left there when he was 21 years old. Minh has been in America for almost two years. There is still much he does not understand about America.? Once, Minh was in a supermarket. He saw an old man and an old woman. They wanted a box of cereal(麦片).The box was on a high shelf. The man and the woman couldn't reach it. Minh saw a stepladder. He got on the ladder and got the box. He handed it to the elderly couple. They thanked him.? 'Where are your children?' asked Minh. 'Why don't they help you buy food?' 'Our children have their own lives,' said the man and the woman. 'We like to be independent.' Minh doesn't think this is right. In his country, children help their parents. Minh gave the elderly couple his phone number. He told them to call him if they needed help. One night they asked Minh to dinner, but they never asked him for help.? One day, Minh was walking with a Vietnamese friend. The two men were going to a movie. Minh wanted to go to a restaurant first. Minh took his friend's hand. He pulled him towards the restaurant. People on the street stared at Minh. In Vietnam, friends often hold hands. Minh found that the people in America are not used to men holding hands.? Minh Pham is going through a process (过程) known as resocialization . Socialization (社会化) is the process in which a person learns to live in a society. Everyone goes through this process. Minh went through it when he lived in Vietnam. But the Vietnamese way of life is rather different from the American way of life. When Minh came to America, he had to learn a new way of life. He had to learn how to live in a new society. Minh has learned a lot about American life in two years. He still has a lot to learn. The process of resocialization can take many years.? 1. The main idea of the passage is that socialization is the way in which a person ______.? A. learns to live in a society B. travels from one country to another? C. learns to act independently D. learns about their country? 2. The passage states that Minh didn't understand why the elderly man and woman were not ______. A. helped by their children B. shopping for their children? C. holding hands D. using a stepladder? 3. According to the passage, socialization happens to ______. A. only the Vietnamese in America B. only Americans? C. only older people D. everyone? 4. The underlined word 'resocialization' means ______.? A. keeping one's own way of life? B. keeping up with others? C. a process of learning how to live in a new society? D. understanding a new culture?