Nick has been to Beijing.Really?When_he_there?A has been to B has been in C did go D did go to

问题描述:

Nick has been to Beijing.Really?When_he_there?A has been to B has been in C did go D did go to
怎么选,

has been to 曾经到过Nick has been to Beijing. Nick曾经到过北京.那么后面应该是问他是什么时候去的,所以要用过去时所以是When did he go there?&nb...