您好,如果划线提问my sister jenny的话,问句是:
Who did you go there with?
您和谁一起去那儿?
有不同的答案
问主语用Who
Who went there with your sister Jenny?
问宾语用 whom
Whom did you went there with?
Who did you go there with?
Where did you go with your sister Jenny?
Who did you go there with?
Who did you go there with?
或
Who went there with you?