1、worthwhile用于下列句型： It is worthwhile doing sth./ to do sth.干某事是值得的。不能表达为：sth.is worthwhile doing/ to do. 2、例如：长城值得去旅游.It is worthwhile visiting/ to visit the Great Wall...

1、worthwhile用于下列句型： Itisworthwhiledoingsth./todosth.干某事是值得的。不能表达为：sth.isworthwhiledoing/todo. 2、例如：长城值得去旅游.Itisworthwhilevisiting/tovisittheGreatWall...