A:收入500元记作+500元,则支出200元记作-200元
B:如果体重增加5千克记作+5kg,则-2kg表示体重下降2千克
C:如果把生产成本增加15元记作+15元,则0表示没有成本
D:如果把指针逆时针旋转45度记作-45度,则指针顺时针旋转30度记作+30度
欢欢和乐乐准备做套圈游戏,决定谁先套不公平的方法是( )
5____35÷7
7____28÷7
9____7×2
The man is his father. His name is Mike. He is a teacher in No. 3 High School. 62. Dave's mother is next to his father. She is a nurse in Ren'ai Hospital. The girl in red is Betty. She is Dave's sister. She is twelve. She is in Grade 7 in No. 3 High School. Who is that boy in a cap? It's Dave. He looks like his father. Dave and Betty are in the same school, but in different grades. Dave is in Grade 8. Oh, who are the old man and woman on the sofa? They are Dave's grandparents. They are old and they live with their children(孩子) now.阅读短文内容,完成下列任务。
____光____彩
日____充____
如____似____
____欢____合
____吞枣
不求____