what a long time we've been waiting,___?

what a long time we've been waiting,___? what a long time. 是什么意思?就是What a long time. what a long time we haven't met each other for.自己造的. we work for a long time.for? we work for a long time. we waited a long time for the bus为什么是a long time 而不是long time the long time what a long time you are waiting! A good living,because we will die long,long time. What have we waited for so long time We have been waiting here a long time for the guest.句中a long time 做什么成分?能用long time,the long time,some long time 英语翻译what long time 和 what a long time的区别 感叹句的反义疑问句是什么比如what a long time we have been waiting的反义疑问句是什么 what have we waited for so long time 还有这句sail-ing,when a journey begins what a long time we waited yesterday!变为用HOW表示的同义句该怎么写 We have been waiting a long time.不用for a long time not,time,Tom,we,for,from,a,heard,long,have We walked for a long time at last night改错 we flew kites for a long time 语法对吗