问题
选择题
下列调查中，适合作抽样调查的是 [ ]
A．调查游乐园中一辆过山车上共40个座位稳固架的质量
B．调查某校急性传染病的扩散情况
C．调查大陆民众对连战访问大陆的支持率
D．在发射前，检查“神州六号”各部件的运行情况
答案
答案：C
搜题请搜索小程序“爱下问搜题”
下列调查中，适合作抽样调查的是 [ ]
A．调查游乐园中一辆过山车上共40个座位稳固架的质量
B．调查某校急性传染病的扩散情况
C．调查大陆民众对连战访问大陆的支持率
D．在发射前，检查“神州六号”各部件的运行情况
答案：C
“Never give up!” It is my law of my life. It has brought me ____. I learned the law from my father’s ____ story. My father was ___ in a poor village in the north of Jiangsu, in China. When he was a young boy, he went to a school in the morning, then ____ in the fields till sunset. And then he did his homework ____ midnight. Life was hard, because they had no ____! At the age of 14, my father heard of the United States. It was the land of gold, the land where ___ people can become rich. “____ don’t I go to America?” he thought to himself, full of hope. So, my father came to America. “I had thought it was easy to ___ money in America,” he told me. “But when I arrived there, I realized it was not true. They did not like to hire me because I spoke _____ English. Later, I worked in a small restaurant, cleaning up tables, _____ dishes and sweeping the floor. Life was ____ for the first few years. I worked from 10am to 11pm. I wanted to go to school to learn English, but it was impossible. I couldn’t ___ the schooling.” My father __ working hard, and reached his goal! “Alan,” he often says to me, “If you want something, you have to work for it and never give up. Things do not come____ in life.” That is what I learned from my father.
|