I have been back to school for two

I have been back to school for two I have not been back to Hong Kong.back to Hong Kong是什么句子成分? I have been to. Have you been back to the piace I ( ) to see my childhood friends in the summer vacation.A.went back B.have been back为什么? I ( ) to see my childhood friends in the summer vacation.A.went back B.have been back I have been there,have been 是have been in还是have been to的缩写? 请问以下英文的文法正确和地道吗? i have long been gone back to my home. 这句话里的back 怎么理解－－I went to the film museum last weekend.Have you ever been there?----- Yes ,I have .I went there back in April.请问答句中的back怎么理解呢? I have gone away to come back . I' ve been hopin' you come back to I‘ve been stressing to fall back in love with I want to take back what has been lost I wouldn't want to go back __an employee now that I have been selfemployee.being.是因为to在这里是介词吗? I'm sorry that I didn't write back to you sooner but I have been very busy and tired.翻译 I Have Never Been To Me 歌词 i have ___ been to Hong Kong. I have never been to me