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【简答题】

It was a Sunday morning. Peter, a seven-year-old boy, watched TV in the room while his brother Bill did his homework. Their father watered the flowers in the garden and their mother went out to do some shopping. At ten the woman came back with a heavy basket. Peter ran up to her. He wanted to know what his mother bought. He found a bag of oranges in it. He liked them very much and wanted to eat. His mother stopped him. She gave five to each son and went to cook food. Peter ate his oranges soon but his brother was busy doing his homework and didn't eat his. Suddenly the telephone rang and Bill ran to answer it. Bill's friend asked him to play football with them. And when Bill talked with his friend, Peter took two of his oranges away and ate them. Bill found it and called him out and beat(打) him behind the house. Peter didn't tell his parents about it. The next morning Peter’s teacher, Mrs Ball, taught the students subtraction(减法). Peter didn't listen to her carefully and couldn't understand it. So he couldn't answer her questions. The teacher began to give him an example, “If your brother has five oranges and you take two from him, what will the result(结果)be?” “He'll beat me, madam,” answered the boy. All his classmates began to laugh. 小题1:When did Peter’s mother come back? A.At five. B.At six. C.At seven. D.At ten. 小题2:How many oranges did Peter eat? A.Five. B.Six. C.Seven. D.Ten. 小题3:Miss Ball was Peter's __________teacher. A.Chinese B.maths C.English D.history 小题4:Why didn't Peter tell his parents that his brother beat him? A.Because he knew he was wrong. B.Because he was afraid of his brother. C.Because his father didn't like him. D.Because his mother let Bill do so. 小题5:Peter couldn't answer the teacher's question because___________. A.he was not clever B.he didn't listen to the teacher carefully C.he was not good at maths D.he was thinking about eating oranges

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题目标签:减法
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参考解析:
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举一反三

【单选题】补码加减法是指( )。

A.
操作数用补码表示,尾数直接相加减,符号位单独处理,减法用加法替代
B.
操作数用补码表示,尾数、符号位一同参加运算,结果的符号与加减相同
C.
操作数用补码表示,尾数、符号位一同参加运算,减某数用加其负数的补码替代
D.
操作数用补码表示,由数据符号决定实际操作,符号位单独处理

【单选题】减法最为擅长的效果()

A.
表示设计者的意图和想法
B.
去掉复杂变为简单,有自己设计的意义
C.
一个简单的体块结构通过减法的多维运用就会实现丰富的层次、转折和风格化效果
D.
美感的表现

【单选题】下列属于减法的是()。

A.
及时反馈
B.
给成员成长空间
C.
求快
D.
把你的标准和具体要求告诉团队成员