单项选择题

In communication one may shift from formal English to informal English or from standard English to non-standard English. This is known as ______.

A．code-switching
B．language planning
C．politeness strategies
D．bilingualism
<上一题 目录 下一题>
热门 试题

单项选择题
Which of the following cities is called the cradle of American liberty
A．Boston.
B．New York.
C．Philadelphia.
D．Washington.
单项选择题
Numerous British political leaders take pride in their being graduates of ______.
A．Cambridge University
B．the University of London
C．Oxford University
D．the University of Westminster
相关试题