have been to shanghaiI have been to shanghai还原成一般现在时怎么还?如果been对应是的amI am to shanghai又错在哪?那为什么I have been there转成I am there就没错啊?我就纳闷啊?如果还原成I go to shanghai.那been(am)

Have you been to? have been to have not been to I have been to. have been in have gone to have been to have been 之间的区别have been in have gone to have been to have been之间的区别 have gone to ＆ have been to 区别 I have been there,have been 是have been in还是have been to的缩写? have been to是什么时态? have u been to China? have you been to Beijing Have you been to Americe? who will have been to Where have yoy been to have been needing to do Where have yoy been to Have you been to America ____your mother____there?A.have;been B.have;been to C.has;been Dhas;been to have been to中的have是什么意思