We have been living here since 1959 这里的have为什么不用过去时had 为什么live变成ing的形式

We have been living here for 12 years.(改同义句）We have been here ____ 12 years ____. we've been living in Montreal since we .A.have graduated B.have been graduating C.graduated.D.gratuate V What have l been living for We have been ```` We have been living here for two years and we ____the life.a.god used to b.used to c.have got used to c.be used to We used___in Beijing,but now we have been used___in Shanghai.A.live,to live B.to live,living C.living,to live D.to live,to living最好写一下理由语法 We have been living here since 1959 这里的have为什么不用过去时had 为什么live变成ing的形式 We would have been very We have been moving fomward! Since he left after I have been looking for living. 求有这歌词的歌曲名字i have been living求有这歌词的歌曲名字“i have been living.” We have been studying and living together for over four years.这话对么?studying 要不要改成learning 还有 study的进行时是studying还是studing I have been here 与I have been living here一样吗?有点弄不清楚. The Smiths (have been living) here for ten years 为什么不能用 have been lived I _______ here for almost 20 years. A am living B live C have been living I _______ here for almost 20 years. A am living B live C have been living How long have you been living in China?为什么要用been,living是延续性动词啊 We'd been living in the house a month.中We'd 是什么的缩写