单选题如果你想知道对方是否去过长城 你可以这样问他：A.Haveyouev

问题补充：

单选题如果你想知道对方是否去过长城，你可以这样问他：A.Have you ever been for the Great Wall?B.Have you ever been to the Great Wall?C.Have you ever gone for the Great Wall?D.Have you ever gone to the Great Wall?

答案：

B