There has been _____（life） on the earth for a long time.填单数还是复数?为什么?

Look at the boy over there.Where _____ he _____ these days?A.has;gone to B.has;been to C.has;gone D.has;been He has never been to New York.I have never been there,either.(同义句)He has never been to New York._____ _____ I. This is Mr.White's _____ visit to Beijing.He has been there twice before. there has been的用法 There has been a misunderstanding. there has been...为什么要加been? Kate has never been to the Tokyo,_____?_____,she has been there only once.这个反意疑问句怎么填 there _____ (be) four buildings built already in our school.是填have been 还是has been his grandpa has been dead for three years.改为同义句it _____ _____ there years ______his grandpa died 现在完成时练习题----You sister ______ to London to study English.Is that true?----Yes.She _____ there for two monthsA.has been,has been B.will go,has gone C.gone,will be D.has go,has been When I got there, the meeting _____ for ten minutes.A. has been on B. had begun C. had been on D. has begun I have been to the Great Wall.He has also been there.Not only I _____ he ______ been to the Great Wall. There has been _____（life） on the earth for a long time.填单数还是复数?为什么? 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 _____ great changes in Shenzhen in the past ten years.A was B were C has been D have been