单项选择题Question 10 is based on the following news. At the end of the news item, you will be given 10 seconds to answer the question.Now listen to the news.
单项选择题When did Post office in Britain employ cats
单项选择题In 1066, Britain was conquered by ______.
单项选择题What is not the element in defining language
单项选择题British Prime Minister Tony Blair belongs to ______.