7、人类正面临着一个严重的问题……,这个问题变得越来越严重。Manisnowfacingabigproblem______whichisbecomingmoreandmoreserious.
8、……已成为人的关注的热门话题,特别是在年青人当中,将引发激烈的辩论。______hasbecomeahottopicamongpeople,especiallyamongtheyoungandheateddebatesarerightontheirway.
9、相反,有一些人赞成……,他们相信……,而且,他们认为……。Onthecontrary,therearesomepeopleinfavorof___.Atthesametime,theysay____.
10、但是,我认为这不是解决……的好方法,比如……。最糟糕的是……。ButIdon"tthinkitisaverygoodwaytosolve____.Forexample,____.Worstofall,___.