i have two years experience in working as an accountant since i graduated from the university.这个句子有语法错误吗?

I have been (i ) in keeping fish for two years I have known Sandy for two years(对for two years提问) I have bought the computer for two years.怎么改? 句型转换I have been learning English for two years I have lived in London for two years 是什么时态 i have lived for two years 改成i__here__ __ __ I have been to China for two years.为什么要改成I have been in China for two years? 怎样理解I have had the bike for two years/since two years ago中的have had I have been learning English for two years.=It's two years _____ I _____ to learn English. i have read two books two years ago.这句话有错误吗? I have lived here since I was two years old.翻译成中文 I have less than a month when I come see you,two years later!如题 have learned English for about two years 的被动语态I have learned English for about two years 的被动语态 把下列句子改成被动语态：I have learned English for about two years I have already bought the book for about two years.这句话错在哪里? I have started to study English since two years ago 怎么改 I have bought the bike for two years.此句有错吗? it's such an interesting book.i have bought it for two years错误的地方