单项选择题
A．before B．besides C．with D．through
A．The influence of African culture. B．The American culture changes in 1970s. C．The influence of American culture. D．The development of science and technology.
A．Body language is static and colorless. B．Body language can be very amusing. C．Body language is universal therefore the interpretations of it are always identical. D．No one can communicate without body languag