保温材料要求材料内部的孔隙是（） A.连通的大孔 B.开口细孔 C.封闭小孔 D.封

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     Kids are bombarded(攻击) with advertisements from every possible source: boards, clothes, walls, TV, websites

and radios. Often, even though kids don't have their own income yet, this advertising is aimed directly at them.

     Many parents have no idea that their 3-year-old children like McDonald's golden arches. Morns and dads are also

shocked when their 12-year-old children insist on(坚持) having Nike sports shoes. The businessmen give kids the

message: This product is for you. This is what you need. Nothing else will satisfy you.

     How can parents better understand and guard against this?

     Scientists show that children are a rich market for business. How much money is spent on promotion(推销活动)

to children each year? And what are kids spending their money on?

     When finding out what businessmen do to persuade your children to want something, you should know how to

teach your kids the ins and outs of buying and saving. For example, try a couple of family activities, and read through

some helpful tips. Businessmen have more than one way to win a child. Will the world of advertising change for your

child as he or she grows older?

1. Where can kids see or hear the ads?

    ________________________________________________________

2. Why do the businessmen like to spend much on promotions to children?

    ________________________________________________________

3. What will 12-year-old children do after they are bombarded With ads?

    ________________________________________________________

4. What's the message that businessmen give children?

    ________________________________________________________

5. What should parents do to guard against ads?

    ________________________________________________________

足太阴脾经与足阳明胃经的循行交接部位是( )

A．足二趾外端
B．足二趾内端
C．足大趾外端
D．足三趾内端
E．足大趾内端

下列关于被保险人资格的说法，错误的是( )。

A．财产保险合同中，自然人和法人都可以作为被保险人
B．人身保险合同中，自然人和法人都可以作为被保险人
C．一般来说，在以死亡为给付保险金条件的保险合同中，无民事行为能力的人不得成为被保险人
D．在以死亡为给付保险金条件的保险合同中，父母为其未成年的子女投保的，无民事行为能力的人可以成为被保险人

抗厌氧菌供试品的阳性对照菌（）。

杨先生于3月5日开仓卖出棉花期货合约50手，成交价格为340元/吨，当日结算价格为350元/吨，按3%的保证金比例，则刘先生当日应缴保证金( )。

A．500

B．510

C．525

D．550