单项选择题

A．To demonstrate the latest use of computer graphics.
B．To raise funds for public television programming.
C．To explain the workings of the brain.
D．To increase membership in professional medical societies.
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单项选择题
A．Spring and fall.B．Summer and spring.C．Winter and summer.D．Fall and winter.
A．Spring and fall.
B．Summer and spring.
C．Winter and summer.
D．Fall and winter.
单项选择题
A．Watch her partner playing the game.B．Play her cards in cooperation with her partner.C．Quit the game.D．Teach the man how to play bridge.
A．Watch her partner playing the game.
B．Play her cards in cooperation with her partner.
C．Quit the game.
D．Teach the man how to play bridge.
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