It has been a month since I have seen you.意思 是：我们已经1个月没见了吗?若不是,那如何用it has been..since去写我们已经1个月没见了已经16年过去了怎么说？我们一直是最好的朋友 又如何说？

There has been a great increase in retail sales.里 been表持续的意思吗?还有如 It's been a month. Is Yangzhou-Taizhou Airport open to the public yet?―Yes.It ________for nearly one month.A．has opened B．has been opened C．has been open D．is opened He has been away _____.[ ] A.since a month B.for a month C.for a month ago D.in a month He has been away _____.[ ] A.since a month B.for a month C.for a month ago D.in a month个个选项都要解释 A new cinema---- here.they hope to finish it next month.a,has been built b,is being built为什么不选a,has been built表示已经在建了,还没建完,意思对呀为什么不选 It's said that this new hospital ______ at the end of this month A.has been completedB.is completed C.was completed D.will be completed It’s reported that by the end of last month the sale of the company ______ by 10%.A.has risenB.had been rising C.had risenD.has been rising 这个句子考查的什么时态呀? Mr.Baker has been very ill for over a month,he has been too ill to do his jib. She has been in NewYork for over a month.She has been in NewYork for___ ___a month.(同义句转换） he has been ill for a week a month ago 这句话对吗?有没有语法错误? Mr King _____America.He will be back next month.A.has been to B.has gone to C.has been in D.has gone in Mr.Black______London.He will be back next month.A.has gone inB.has gone toC.has been inD.has been to She has been dead for about a month since she was killed in the accident.翻译 His dad has been ill for a month.Now he's w____ the engine of my father's old car __ well for nearlly 10 yeas before it broke down last month.A functioned B was functioning C has been functioning D had been functioningfunction是延续性动词吗,求详解 10.The new suspension bridge _________ by the end of last month.A.has been designed B.had been designed ----I know your brother has been to Ezhou once.----Yes.He____three on business last month.A.has been B.has gone C.goes D.went Joseph______to evening classes since last month.A.has been going B.has gone选哪个说明理由