a wast of time!是

a wast of time!是 it's a wast of time 为什么有a 去掉a可以吗? wast 英语翻译英语翻译（中翻英）1.我们中有许多人喜欢早上大声读英语.2.讨论这种事情是浪费时间（a wast of time）3.你的自行车需要修理了.4.一个人总是通过放错纠正错误来学习一门语言的.5.目 It's better to spend more time on your schoolwork than ___ time on computer games. A waste B to wastA waste B to wast C wasting D wasted 答案是C 但我觉得应该是B　请指教 kill time 、spend time 及wast time 有什么区别? It's an important decision for you,so____ your time and drink it over.A.take B.wast C.cost What we need is___the animals.We mustn't wast time. I don't want to wast my time... My home is about 800 metres ______Taihu lake.A.east of B.the wast of C.in the east of D.on east of Shanghai is ____the east of China and____the wast of Japan A( )(very small)fishing boat wast drifting sloA( )(very small)fishing boat wast drifting slowly alongtheeiver 帮我看看这个句子的语法错误呗.I wast a day time on watched novel yesterday.Today i must finsh my assignment before watch novel and movie. wast bookstore it is of the连词成句 是a period of time 还是times? a waste of time a score of time 很多时间是many time 还是 much time还是 a lot of time,貌似都可以