问题
选择题
The Great Wall is _________________ tourist attraction that millions of people pour in every year.
A．so a well-known
B．a such well-known
C．so well-known a
D．such well-known a
答案
答案：C
考查so与such的区别，so 后修饰形容词或副词， such后名词，如此一个闻名的景点应为such a well-known tourist attraction或so well-known a tourist attraction，所以选C。
Ag+(aq)+C1-(aq)