问题
填空题
小明的姐姐在银行工作,她把存入3万元记作+3万元,那么支出2万元应记作( )万元,-4万元表示( )。
答案
-2;支出4万元
小明的姐姐在银行工作,她把存入3万元记作+3万元,那么支出2万元应记作( )万元,-4万元表示( )。
-2;支出4万元
补全对话(共5小题;每小题1分,满分5分) A:Today we are going to talk about a great invention.It looks like a human being. 小题1: B:It’s a robot.小题2: A:Of course not.The first robot was invented in 1921. B:小题3: A:Sure.They can take the place of humans to do some boring work.They can also do a lot of dangerous work instead of humans. B: 小题4: A:No.Robots can do a lot of work instead of people in many ways,but people wouldn’t be replaced by robots. 小题5: B: We get it.
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