单项选择题

The author seems to be wondering _________.

A．what makes up one's adequate working knowledge of English
B．why English can serve so many needs of various people
C．how to relate the technological problems in airport communication,.
D．when English became so widely used

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热门试题

单项选择题There arc about 260 million people who can speak _________.

A．English in its regional variety
B．English in its standard variety
C．English as a second language
D．English as a working language

单项选择题A common language is necessary for some multi-lingual countries _________.

A．for both internal and international communications
B．for access to the development in other countries
C．for higher efficiency of the government and better life of die public
D．for wider communications among colonial nations