开头recently,theproblemofhasarousedpeople’sconcern.最近,问题已引起人们的关注.internethasbeenplayinganincreasinglyimportantroleinourdaytodaylife.ithasbroughtalotofbenefitsbuthascreatedsomeseriousproblemsaswell.互联网已在我们的生活中扮演着越来越重要的角色.它给我们带来了许多好处,但也产生了一些严重的问题.nowadays,(overpopulation)hasbeeaproblemwehavetoface.如今,(人口过剩)已成为我们不得不面对的问题了.itismonlybelievedthat/itisamonbeliefthat人们一般认为manypeopleinsistthat很多人坚持认为withthed...