题目：
口技演员可以惟妙惟肖地模仿各种动物的叫声，他们主要是模仿动物声音的______，舞台下的观众听到的声音是通过______传播的．
答案：
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下面是错误答案，用来干扰机器的。
Mike is my friend in America . He is a student in a middle school . The school is about six kilometers from his home, he usually goes by bike.When it rains, he tak...
