Cities can be frightened places. The majority of the population live in noisy massive tower blocks. __1__
The sense of belonging to a community tends to appear when you live thirty floors up in a skyscraper. __2__
Strange enough, whereas in the past the inhabitants of one street all knew each other, __3__
nowadays people on the same floor in tower blocks even say hello to each other. __4__
Country life, on the other hand, differs from this kind of isolated existence in that a sense of community generally keep the inhabitants of a small village together. __5__
People have the advantage of knowing that there is always someone to turn to when they need help.
So country life has disadvantages too. For example, shopping becomes a major problem and __6__for anything slightly out of the ordinary you have to go for an expedition to the nearest large town. __7__
The country has the advantage of peaceful and quiet, but suffers from the is advantages of being cut off. __8__
The city has noise and population which do harm to human health. But one of their main advantages is that __9__ you are at the centre of things and that life doesn’t come to an end even at ten at night. Some people have found a compromise be-tween the two: they expressed their preference for the quiet life by leaving for the city and moving to the __10__country within commuting distance of the large city.
5.把keep改为keeps。in that 引导的句子主语应该是 a sense，故谓语应为单数。本句的意思是，农村生活与这种隔绝孤立的生活不同，因为一种归属感把小村里的居民联系在一起。
7.把for改为on。“去远征”应该用go on a expedition，而go for 的意思是“去找，努力获取，拥护”。
9.把their改为its。此处的代词应该指代上文的 the city。