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【简答题】
自主占有与他主占有
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皮皮学刷刷变学霸
举一反三
【单选题】A派生子类B，B派生出子类C，在Java源代码中声明如下，以下说法哪个正确？Aa1=newA();Aa2=newB();Aa3=newC();
A.
只有第1行能通过编译。
B.
第1行和第2行能通过编译，第3行编译出错。
C.
所有行都能通过编译，但第2和第3行运行时出错。
D.
所有行编译和运行都正确。
【简答题】请用所给词的适当形式填空。 小题1: Here are my family _______(photo) 小题2:Jack is my good friend. I often help ______(he). 小题3: My father ______(lose)his keys yesterday(昨天). 小题4: She doesn’t watch TV every day, she___...
【简答题】根据括号中的中文含义,运用视频中学到的动词(或词组)的合适形式填空: He often ____ his keys at home (把钥匙遗忘在家里).
【简答题】He often ? his keys at home (把钥匙遗忘在家里).
【单选题】Mr. Black’s memory is getting ______. As a result, he often leaves his keys at home.
A.
older
B.
poorer
C.
greater
D.
better
【简答题】A: (1) ________________________ B: She often reminds him about his keys / to take his keys along. A: (2) ________________________ B: He is often reminded to take his keys along.
【简答题】课件上第二讲第4.5.6题写纸上,第三讲第3题写纸上,其他题上课提问,写整数的原码补码及其对应的真值,黑板上的一个题,附图。 [2]课本63页4.(2) 5.(3) 6.(3) 注: 纸上的作业周四早上收
【简答题】John is very___________( 粗心的 ) and he often loses his keys.
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