请问:It's a waste of time.里面为什么有个a是浪费"一个"时间吗

It's a waste of time exactly! 请问:It's a waste of time.是浪费时间,那么a waste of waters为什么又译成茫茫大海 一片汪洋 you shouldn't buy ___ things It's waste of money.A a little B few C much D many you shouldn't buy ___ things It's waste of money.A a little B few C much D many 请问:It's a waste of time.里面为什么有个a是浪费一个时间吗 —— I don't like this movie.It's boring.——Me __________.It's a waste of time.A.too B.neither C.as well It's _____to play computer games.(A:waste time B:a wsate of time C:waste of time D:a waste time)选哪个?为什么? It’s a waste of time ----（play）the computer games every dayDon't waste most of your time ----（play）the computer games every day这俩就话我分不清该填什么 翻译：It's a waste of time and I wish I had never seen it It's a waste of time改为感叹句并说明理由______ _________wastw of time It is only a waste of time it was a waste of time and It's a waste of time .What you have done is____(use) It`s a waste of time.（改为感叹句）求解答? It's really a waste of time.（改为反意疑问句的形式） i have _____(finish) with gambing-it's a waste of money He's a silly man.Don't talk to him any more.I't a ___ of timeA.wastingB.waste I think it's waste of time to hang