美国内战扫清了资本主义发展的又一障碍，这一“障碍”是____。
— Do you often watch the show If You Are the One?
— Yes. It is ______ a successful programme that it attracts _______ many audiences.
初一学生张华看到新闻后很想知道钓鱼岛的大体地理位置，翻阅资料后得出的正确答案可能是（ ）
