表示坏处1)Ithasmoredisadvantagesthanadvantages
2)Itdoesusmuchharm
3)Itisharmfultous
例如:However,everythingdividesintotwo
Televisioncanalsobeharmfultous
Itcandoharmtoourhealthandmakeuslazyifwespendtoomuchtimewatchingtelevi-sion
表示好处1)Ithasthefollowingadvantages
2)Itdoesusalotofgood
3)Itbenefitsusquitealot
4)Itisbeneficialtous
5)Itisofgreatbenefittous
例如:Booksarelikefriends
Theycanhelpusknowtheworldbetter,andtheycanopenourmindsandwidenourhorizons
Therefore,readingextensivelyisofgreatbenefittous
表示重要、必要、困难、方便、可能1)Itisimportant(necessary,difficult,convenient,possible)forsb
todosth
2)Wethinkitnecessarytodosth
3)Itplaysanimportantroleinourlife
例如:Computersarenowbeingusedeverywhere,whetherinthegovernment,inschoolsorinbusiness
Soon,computerswillbefoundineveryhome,too
Wehavegoodreasontosaythatcomp