如题所述
第1个回答 2020-03-17
My sister has taken a business trip to Nanjing.或
My sister has gone to Nanjing on business.本回答被网友采纳
My sister has gone to Nanjing on business.本回答被网友采纳
第2个回答 2020-03-17
My sister has has gone to Nanc
hang on business. (用现在完成时)追答
hang on business. (用现在完成时)追答
去掉一个has