5. many city residents complain that it is so few buses in their city that they have to spend much more time waiting for a bus, which is usually crowded with a large number of passengers.
许多市民抱怨城市的公交车太少，以至于他们要花很长时间等一辆公交车，而车上可能已满载乘客。

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答案：

５. mental disorientation is but one of the many effects of alcohol consumption . another is anti-social behavior , and still another is physical deterioration .
精神上的迷惑只是喝酒的众多后果之一，另一后果是反社会的行为，还有体质下降。

４. apart from providing sheer enjoyment , music provides one with the opportunity to escape the daily pressures of life and enter an aesthetic world of sensual pleasure .
音乐除了带来纯粹的享受，还提供机会逃避日常生活的压力，进入一个感官享受的审美世界。

３. in spite of the costs involved space exploration is absolutely necessary to solve the puzzles of the universe .

尽管太空探索代价很高，但它对于揭开宇宙之谜来说是完全需要的。

２. on the one hand , technological advances yield beneficial results , while on the other they create problems which threaten our very existence .
一方面，技术进步产生有益的结果，但另一方面，也制造了危及我们生存的问题。

１. there are other social factors worth serious considerations in evaluating those special behaviors .
在评价这些特殊行为时，需要考虑其他的一些社会因素。