信用证的汇票条款注明“drawn on us”，则汇票的付款人是（）。 ["开证申请人","开证行","议付行","受益人"]
学习动机的强度与学习效率的关系是（）曲线关系。
防火墙的作用是保护内部网络的安全，它能（） ["防止来自内部的互相攻击","防止感染病毒的文件的传播","控制用户的非法访问","防止数据驱动式攻击"]
项目BOT建设实践一般包括（）环节。 ["建设","拥有","经营","移交","回购"]
You use Microsoft .NET Framework 4 to create a Windows Forms application. You write the following code segment. (Line numbers are included for reference only.) You need to ensure that the first time each user opens the application, a text field displays the following message: "Please enter your setting." Which code segment should you insert at line 03? （） [" [UserScopedSetting()] [DefaultSettingValue("Please enter your setting.")]"," [UserScopedSetting()] [SettingsDescription("Description: Please enter your setting.")]"," [ApplicationScopedSetting()] [DefaultSettingValue("Please enter your setting.")]"," [ApplicationScopedSetting()] [SettingsDescription("Description: Please enter your setting.")]"]
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