问题补充：
—— Are you a visitor here?
—— That’s right.I＿＿＿round the world and now my dream of coming to China＿＿＿true.
A. have traveled； has come
B. was traveling； had been come
C. am traveling； has come
D. have traveled； has been come
答案：
A. have traveled； has come
B. was traveling； had been come
(答案→)C. am traveling； has come
D. have traveled； has been come
解析：由对话情景可知，“周游世界”是现在正在进行的动作，而“实现”是到说话时为止已完成的动作；come true不能用于被动语态。
