I’ve lived here for twenty years.have后面为什么不用加 alreadyI’ve had lunch.这句话对吗

I've have lived here for the past years.中的've原形为? I've lived here for two years.这句话是什么时态.是一般过去时,还是现在完成时. I’ve lived here for twenty years.have后面为什么不用加 alreadyI’ve had lunch.这句话对吗 怎么想他一样使用完成时和完成进行时?I've lived here for 10 years and she has been living hereI've lived here for 10 years and she has been living here for 12 years. A:We've lived here ------------ 1980.B：so you’ve lived here------about over 20 years.Asince,for B for,since Cfor,for D since since 英语long 用法请问这四个句子哪个正确?I've lived there for 2 years.I've lived there for 2 years long.I've lived there for 2 years time.I've lived there for 2 years' time. I ____ Shanghai traffic ,fir I’ve lived here for more than ten years.A,am used to B,was used to C,used to D,use to 填空 Have you a_____ live here?——of course.I've been lived here since 1990live改为lived We've lived here for ten years?对for ten years提问. I‘ve lived in Nangjing when I came here in 2000.有什么错误? I haven't lived here for 5 years 英语选择填空（）1.--- We’ve lived here （）1990.-----So you’ve lived here（）about 23 years.选择填空（）1.--- We’ve lived here （）1990.-----So you’ve lived here（）about 23 years.A.since ,for B.for ,since C.for ,for（ I lived here for three years和I have lived here for three years前者是对的,可是为什么? I've been here since 1976.为什麽要用been?如果改用lived可以吗? I‘ve lived here since I came here to teach in 1990.用It’s ...since句型转换 I've lived here foe twenty years,but I don't know the family_____next to my door.A.living B.to live C.lived D.having lived I've been here for three months的同义句 过去完成时可以have+动词过去分词,也可以have+been如I've lived here since 1987或I've been here since1987吗