“There has not been a centre of world news to compare with it since ancient Rome.” 这句话啥意思?

there has been great increase,后面那句怎么说?has nthere has been great increase,后面那句怎么说?has not there is not itis not there does there there has been的用法 There has been a misunderstanding. there has been...为什么要加been? Not been before, has been lost.是什么意思 I do not know why there has been misunderstanding between us. Not only his parent but also his uncle () there beforeA has been B had been 为什么不选B If there had not been 改成 had not there been 是had not there been 还是had there not been? 现在完成时请详解My uncle ( )abroad for years because he has no business there.A.has not been B.has not goneC.was D.is He( )there many time A.has been B..has gone C.wasBrown is not at home,he( )to the library A.has gone B.has been C.had been D.has gone 说原因 I have been to the Great Wall.He has also been there.Not only I _____ he ______ been to the Great Wall. there has/have been的用法 he has been there _twice____.画线提问 We love,difference has always been there. He has never been there.英译汉 “There has not been a centre of world news to compare with it since ancient Rome.” 这句话啥意思? she has not been around this week Where to go tomorrow has not been