单项选择题
A．broken up B．spoiled C．interrupted D．halted for a moment
A．There are many forms of communication in existence today. B．Language is the most common form of communication. C．Tourists are incapable of using an oral form of communication. D．Ideas and thoughts can be transmitted by body languag
A．the American Navy B．some early intercontinental travellers C．those who earned a living from the sea D．the company which proposed to lay an undersea cable