消化性溃疡引起的疼痛，以何者最具特征性 A．中上腹疼痛 B．饥饿性疼痛 C．反复发作

某航空公司1999年完成的旅客运输量为700万人次，客座利用率为70%，则该公司最大旅客运输量为_______万人次。

A.1000

B.1100

C.700

D.1700

阅读短文，根据首字母提示填入适当的词。

     Young people are often unhappy when they are with their parents. They say that their parents don't

1. u_______ them. They often think their parents are too strict 2. w_______ them. Parents often find it

difficult to win their 3. c_______ trust, and they seem to forget how they themselves felt when they

were young. 

     For example, young people like to do things without much 4. t_______. It's one of their ways to show

that they grow up and they can solve any difficult 5. p_______. But older people always think 6. m than

young people. Most of them plan things ahead and don't like their plans to be 7. c_______, so when you

want your parents to let you do something, you will succeed easily if you ask before you really start doing it. 

     Young people often make their parents angry by the 8. c_______ they wear, the music they enjoy and

something else. But they don't mean to cause any trouble. They just want to be cut off (摆脱) from the old

people's world and they are 9. t_______ to make a new culture of their own. And if their parents don't like

their music or clothes or their ways of speech, the young people feel very sad. Sometimes instead of going

out with their parents, they just want to stay at home 10. a_______ and do what they like.

      If you plan to do something, you'd 11. b_______ win your parents over and get them to understand you,

if so, your parents will certainly let you do 12. w_______ you want to do.

1.______ 2.______ 3.______ 4.______ 5._______ 6.______

7.______ 8.______ 9.______ 10.______ 11.______ 12.______

三相异步电动机发生短路故障时，将会产生很大的短路电流，造成线路过热，甚至导线熔化，有可能引起火灾爆炸事故，（）就是常用的短路保护装置之一。

A、热继电器

B、中间继电器

C、熔断器

D、限位开关

腈纶短纤其他机织印染用布

小青龙汤主治何证？/从方义分析入手，归纳其配伍特点？