I have bought the bike for two years.此句有错吗?

I have bought the bike for two years.此句有错吗? I have bought the bike和I have bought the bike for two years, I bought the bike two years ago.(同义句) I have bought the computer for two years.怎么改? 怎样理解I have had the bike for two years/since two years ago中的h I bought the bike two years ago.=_____ _____ two years _____ I have already bought the book for about two years.这句话错在哪里? I have ( )the book for two years. I bought the bike three years before和I have seen the film ag I have bought two _ for the coming Chritmas party I have had the bike for ten years. it's such an interesting book.i have bought it for two years