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【单选题】
音乐播放器服务类中通过什么方法将MuBinder()对象返回给访问者从而完成访问者和Service的通信。A.
startBind()方法
B.
startService()方法
C.
onCreate()方法
D.
onBind()方法
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反馈参考答案：
举一反三
【单选题】For a nonrival good like pay-per-view television programs, the private market will lead to:
A.
production of too much of the good.
B.
consumption of too much of the good.
C.
consumption of too little of the good.
D.
outsourcing its production.
【单选题】支气管扩张患者施行体位引流时,错误的护理是
A.
引流在饭前1h施行
B.
根据病变部位选择引流
C.
引流时鼓励患者深呼吸
D.
引流时间每次三分钟以上
E.
引流完毕给予漱口
【单选题】支气管扩张患者在施行体位引流时,错误的护理理是
A.
引流在晚间睡前进行
B.
根据病变部位选择体位
C.
引流时鼓励患者深呼吸
D.
引流时间每次30分钟以上
E.
引流完毕后给予漱口
【单选题】An artificially scarce good is a good or service for which exclusion is _____ and which is _____ in consumption.
A.
possible; rival
B.
possible; nonrival
C.
not possible; rival
D.
not possible; nonrival
【单选题】A common resource is a good or service for which exclusion is _____ and which is _____ in consumption.
A.
possible; rival
B.
possible; nonrival
C.
not possible; rival
D.
not possible; nonrival
【单选题】A public good is a good or service for which exclusion is _____ and which is _____ in consumption.
A.
possible; rival
B.
possible; nonrival
C.
not possible; rival
D.
not possible; nonrival
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