关键字supper的作用是A．用来访问父类被隐藏的成员变量B．用来调用父类中的方法C．用来调用父类的构造函数D．以上都是
关键字supper的作用是
A．用来访问父类被隐藏的成员变量
B．用来调用父类中的方法
C．用来调用父类的构造函数
D．以上都是
参考答案和解析
以上都是
相关考题：
“Must I finish the work before supper?” “No, you() . ” A. mustn’ tB. needn’ tC. can’ tD. may not
The passage tells that nowadays Americans have their supper＿．A．in the dinning roomB．in the living roomC．in the grocery storesD．in the fast food chains
AAmericans（美国人） eat three meals a day． They usually have eggs， bread， fruits，milk and coffee for breakfast in the morning． Lunch is not the dinner for Americans．They eat hamburgers， French fries， sandwiches or fruits in the workplace(工作场所)．Students take sandwiches， fruits or hamburgers to school for lunch． Supper， the dinner， is the main(主要的) meal of the day． They usually eat supper at home． Mother cooks the supper： soup， salad， fish， chicken， vegetables and wine(酒)． After that，they have some dessert， ice cream， fruits and some coffee or tea．( )21． Americans have three meals a day． They are_________A． breakfast，lunch and dinnerB． lunch，supper and dinnerC． breakfast，supper and dinnerD． breakfast，dinner，supper
(Science Has Spoiled My Supper) What the author calls “cheese foods” used to be hand-made in small factories.()
I ()supper when I()someone knocking at the door.A、made . . . HeardB、made . . .was heardC、was making . . . was hearingD、was making . . . heard
将表Students中学生王涛的姓名改为王宝，应为（）。A、INNERJOIN关键字不能分开使用B、INNERJOIN关键字的作用是连接两个表C、INNERJOIN关键字必须与WHERE关键字联合使用D、INNERJOIN关键字仅仅表示一种连接方式
单选题在表设计器的工具栏中的“关键字”按钮的作用是（）。A用于检索关键字字段B用于把选定的字段设置为主关键字C用于弹出设置关键字对话框，以便设置关键字D以上都对