to waste time is to idle away one's life ,请问,这里的是“to”什么作用,为什么要加"to".

go to school is a fucking waste of time是什么意思 waste time to do sth还是waste time doing sth? 是It is a waste of time to play computer games 还是Playing computer games is a waste of time What ___ time it is to listen to a speech having nothing to do with you.需详解 A waste B wastesC a waste of D waste for What ___ time it is to listen to a speech having nothing to do with youA waste B wastesC a waste of D waste for The more time you waste,the easier it is to go on wasting time. the more time you waste,the easier it is to continue wasting time.翻译成中文 waste.is.all.of.time.to.IT.there.sit.time.the.a连词成句 it is a waste of time to do 这个句子it is a waste of time to 》》》 怎么写成 爱上她纯属浪费时间 it is waste of time to fall in love with 是不是少了什么陈分? I have no time to waste`! ：Life is too short to waste your time for someone who is unworthy of your they think it is a waste of time to do it now能不能改成they think it a waste of time to do it now为什么 It is likely to end up being a waste of time and money 求Life is too short to waste time hating anyone 到每个单词 句子改错:It is waste of time going to see the film right now It is a waste of time ( ) that againA.say B.said C.to say D.saying it is a waste of time to play computer games day and night it is a waste of time to talk too much on the phone有无语病?