have you got back to china again?这个句子成立吗?可以这样吗?have you got是完成时吧?again可以用在完成时中么?谁来具体分析下这个句子还是不清楚到底这个句子有哪两个语言点？

you've got to back it Got To Have You 歌词 翻译：Have you got back the book you lent him. You come to his office.Our boss won’t be back until next weekA.haven’t to B.won’t have got to C.haven’t got to D.don’t have got to They should have made sure it got back to me. Have you got any thing to Have you got (t ) to the party? have you got something more to add Have you ever got to class late? learn to treasure what you have got have you got anything to wear? have you got anything to do? have you got anything to wear? Have you been back to the piace hao long have you from Australia A.come back B.returned C.got back D.been back加讲解 i will email you back once i got back to office you_____come to his office,our boss will not be back until next week.have not towill not have got tohave not got todo not have got to 1.You __C_____come to his office.Our boss won`t be back until next week.A.haven`t to B.won`t have got toC.haven`t got to D.don`t have got to2.He didn`t expect to have trouble ___C______in that area.A.in getting used to work B.to be used to workingC.g