试题题干
The oldest institution of government in the U.K. is （）, which goes back to at least the 9th century.
参考答案
正确答案：
试题解析
英国最古老的政府制度是君主制，至少可以追溯到9世纪。
The oldest institution of government in the U.K. is （）, which goes back to at least the 9th century.
英国最古老的政府制度是君主制，至少可以追溯到9世纪。