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1.Urbanization is important in improving people's living conditions.
2.The influx of rural population to cities could be beneficial for economic development, but it will also bring about various social problems.
3.City dwellers get diseases mostly because of air pollution, congestion, poverty and inadequate health care.
4.Half a century ago, urban population only makes up about a third of the entire world population. However, the proportion is predicted to rise to a half at the end of 2025.
5.Many kids still have no chance for a decent education in some remote and poor regions.

The urbanization to improved people's living condition to play thevital role.
2 rural population migrate the city to be able to bring the advantagefor the economical development, but simultaneously also can bring eachkind of social question.
3 city peoples' very many diseases all with air pollution, crowded, ispoor as well as the medical health care difference concerns.
Before 4 half century, the city peoples only approximately compose theworld population 1/3, but to 2025, the city peoples estimated achievesone above the half.
5 in some far away poor mountainous areas, very many children stillnot the opportunity which educated.

1.Urbanization paly an important part in improving people's life.
2.Country people migrate to city can benift the economy,but it will also cause all kinds of society problems!
3.Townsman's many diseases have somethings to do with the air pollution,crowd,penury and medical care.
4.Half a century ago,urban inhabitants are just one third of world population but it will become more than a half in 2025!
5.In some remote mountain countryside,many children still have no opportunity to have the education!

1.Urbanization paly an important part in improving people's life.
2.Country people migrate to city can benift the economy,but it will cause many kinds of social problems also!
3.Townsman's many diseases have somethings to do with the air pollution, crowd, poverty and bad medical care.
4.Half a century ago,urban inhabitants are about one third of the world population but it will become more than a half in 2025!
5.In some remote mountainous area, many children still have no opportunity to be educated!