The more the customer complained， _______ and more unpleasant the manager became。A. t

下列不属于非平凡函数依赖的是______。

A) (CustomerID，ProviderID，BuyDate)→GoodsName

B) (CustomerID，ProviderID，BuyDate)→GoodsName，ProviderID

C) (CustomerID，ProviderID，BuyDare)→GoodsClassID

D) (CustomerID，ProvideIID，BuyDate)→ProviderID

Nowadays nearly all banks have adopted the () system to ensure the security of customers’ financial deposit.

A、secret

B、password

C、clue

D、hidden

A．the simple trade era

B．the production era

C．the marketing department era

D．the marketing company era

A.Ensure the listener will get not only the product but good servic

B.Demonstrate how the product can benefit the listener with evidences.

C.Find out what kind of demand for the product can be used as a hook.

D.Try best to provide much information about the product for the listener.

在考生文件夹下，打开Ecommerce数据库，完成如下操作：

1．首先打开Ecommerce数据库，然后为表Customer增加一个字段，字段名为email、类型为字符、宽度为20。

2．为Customer表的“性别”字段定义有效性规则，规则表达式为：性别$"男女"，出错提示信息为“性别必须是男或女”，默认值为“女”。

3．通过“会员号”字段建立客户表Customer和订单表OrderItem之间的永久联系；通过“商品号”字段建立商品表Article和订单表OrderItem之间的永久联系。

4．为以上建立的联系设置参照完整性约束：更新规则为“级联”；删除规则为“限制”；插入规则为“限制”。

A.information

B.distracted

C.absorbing

D.excitement

With the Mid-autumn Festival round the corner, she is getting more and more homesick.（英译中）

______ CEOs spend planning, the more profitable their companies are.

A: The more time

B; The more

C; The less time

A.much

B.many

C.the more

D.much more