What might be the author's possible purpose in writing this passage
A. To tell readers that horse appeared earlier than human being.
B. To inform us that horses can help us a lot.
C. To introduce the history and characteristics of horses.
D. To introduce the primitive homes to modem man.
电视 对于 ( ) 相当于 ( ) 对于 变质
A. 节目 饮料
B. 转播 发霉
C. 损坏 水果
D. 故障 过期
成本会计的各项职能中，最基础的是( )。
A. 成本预测
B. 成本核算
C. 成本分析
D. 成本控制
When Amy worked she was badly paid because______.
A. she was a girl typist
B. she didn't put her mind into her work
C. she dreamed of being a pilot
D. she failed to type well
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