税控收款机管理系统中以下描述正确的有（）。
A.代码管理能够对系统所用的公用代码数据进行管理，包括代码数据的增加、修改、删除等
B.增加代码表中的数据时需按一定的顺序增加：首先要在税务机构代码表中增加税务机构代码，然后才能在街道乡镇代码表和发票代码表中增加该税务机关的相关数据
C.发票代码表只有总局、省级和地市级级别系统管理员有增加、删除和修改的权限
D.行业代码可以增加、修改、删除
参考答案：A, B, C, D
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| We always want what we cannot have. When we're young, we want to stay out late, have romantic relationships, and be __1__. However, when we're __2__, we want to go back to being young and we __3__ the days when we didn't have to worry about complex love affairs, __4__ pressure, and money problems. Young people believe adulthood __15__ freedom from parents and schoolwork. When they get older, they feel that __6__ is freedom from work pressure and family responsibilities. To __7__ this feeling, people say, “The grass is always __8__ on the other side of the fence.” As __9__, we like to be like adults, but as young adults, we __10__ to be young again. We think about staying out late and __11__ our own money to spend. Suddenly, they see that love can result in __12__ hearts; staying out late makes it hard to get ready for __13__ the next morning. They find out that adult life is not as __14__ as they thought it would be and suddenly, __15__ becomes very scary. Life is __16__. It gives us time to __17__ but also requires us to work. The time will come when we must grow up and we will always look back wishing we __18__ being young a bit longer. That time will not come back. It is normal to want what we cannot have but the __19__ is that to be happy is to appreciate what we have. That is the first step to grow up. __20__ life becomes more complex, we will not regret the time we wasted wishing we were adults. | ||||
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