定值保险合同与不定值保险合同是对( )合同的一种分类。 A．财产保险 B．人身保

阅读理解。

     Jenny was a very kind and beautiful woman and before she got married, many men werc in love with

her. Many of them wrote to her, telling her how wonderful she was, how much they lovcd her and wanted

to marry her.

     Jenny kept all these letters. She tied them up with a red ribbon (丝带) and put them away in an old

box. She never looked at them as she was happily married,  however. they werc a part of her life and

she did not want to throw them away.

     Jenny had a daughter. Sue was six. One day, Jenny had to leave Sue alone for half an hour. "Now be

a good girl," she said.  "Play quietly.  If you need anything, go to the lady next door."

    When she returned home, she asked Sue, "Have you been a good girl?"

     "Oh, yes, Mommy," Sue said.

     "What did you do while I was out?" Jenny asked her.

     "I played mailman," Sue told her.

     "How could you play mailman, darling?" Jenny asked. You didn't have any letters."

     "Oh, yes, I did, Mommy," Sue said. "I found some in an old box upstairs. They wer tied up with a

red ribbon. I put one in cvcry mailbox on the street. Wasn't I a good girl?"

根据短文内容，回答下列问题。

1. Where did Jenny put her letters?

    _____________________________

2. Why did Jenny neverlook at the letters?

    _____________________________

3. How old was Jenny" daughter?

    _____________________________

4. Did Sue go to he lady next door to ask for help?

    _____________________________

5. What did Sue do while her mother was out?  

    _____________________________

粉末水浸液在紫外灯下显蓝色荧光的药材是（）

A.蓼大青叶

B.大青叶

C.侧柏叶

D.庐山石韦

E.番泻叶

重视（）在进度控制中的应用。虽然它对进度控制而言只是一种管理手段，但它的应用有利于提高进度信息处理的效率、有利于提高进度信息的透明度、有利于促进进度信息的交流和项目各参与方的协同工作。

A．合同管理

B．信息技术

C．法律政策

D．资源技术

“白马非马”出自公孙龙。( )

提高功率因数的意义（）。

A.提高供电设备的利用率

B.提高电动机的效率

C.减少有功功率

D.减少无功功率