问答题 4.  That is because the television program by that name can now be seen in so many parts of the world. That program became one of America's exports soon after it went on the air in New York in 1969. (Passage Three)
【正确答案】 这么说是因为叫此名字的电视节目现在在世界各地广受关注。自从它于1969年在纽约播出后的不久，它就成为美国电视节目的焦点。
【答案解析】 Go on the air开始播放。