四六级

　　high-rise buildings in big cities

　　大城市中发展高层建筑

　　参考范文：

　　Modernization and urbanization bring both benefitsand problems. In order to solve the problem ofhousing, high- rise buildings have been and arebeing put up in ever greater numbers in more andmore big cities.

　　High- rise buildings have their advantages and disadvantages, of course. in urban areas whereland is expensive, they take up less space. Some people say that high-rise buildings can give acity striking beauty. Some buildings are apartments, which can hou se hundreds of familiesunder one roof . on the othe r hand , high-rise buildings may be dange rous . what if there is afir e or an ear thquake ? what if power and water ar e in s hor t s upply ? in addition, high-risebuildings/blocks may not be suitable for children and old people.

　　To conclude, it goes without saying that high- rise building s are necessary, but their numbershould be limited. At the same time, effective measures must be taken to solve suchproblems as the supply of water and power.