单选题：Practically all species of animals communicate either throug

题目内容：

Practically all species of animals communicate either through sounds or through soundless codes. A．Simultaneously
B．Almost
C．Absolutely
D．Basically

参考答案：

答案解析：

John is collaborating with Mary in writing a book.

John is collaborating with Mary in writing a book.A．cooperating B．merging C．comb

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请选择（2）处的最佳答案．A．learned B．investigated C．found D．founded

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Conrad King suggests that drivers be careful when choosing the music.A．Right B．W

分类：卫生类题型：单选题