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China started to make its sixth population census (人口普查) from November 1, 2010. Census workers would go to every home to check who lived there. They would ask family members questions about   1  names, ages, jobs and so on.
China holds a census every about 10 years. The   2  one was in 1953. At that time, there were only about 600 million people in China. But in 2000, the number was 1.29 billion (十亿).
 3  does our country make a population census?
First, the census will help draw a big picture of the country. China has the largest population  4 the world, and it is still growing. The government could use the information from the census to help   5  to live better lives. For example, if the population census shows that there are a lot of kids in your area , the government will know that they have to   6  more schools there.
Second , from the population census, scientists can learn more about population growth. In some years the population grows larger than in others. Even in the same year, population growth is not the same in   7  places. Scientists can use the information to look for reasons behind the growth.
Third, the census will help to find the number of foreigners who are  8  in China. It can also find out how many Chinese have moved to other countries.
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