A word is a symbol that _____.

A word is a symbol that _____.
A、is used by the same speech community
B、represents something else in the world
C、is both simple and complex in nature
D、shows different ideas in different sounds
【正确答案】：B
【题目解析】：参考教材P7。一个词是一个象征，代表着世界上的其他东西。