下列选项中，一般不必编制专项规划的是( )。
A．资源开发保护
B．基础设施建设
C．公共服务
D．竞争性产业
参考答案：D
— Mike turned________ deaf ear to what Mrs Smith said.
— He was stupid. After all,she knew all the tricks of________ trade.[ ]
A. the; a
B. the; the
C. a; /
D. a; the
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