自愿性认证

 如图所示的实验图，在下面的空格处填入相应的内容

（1）甲图：烧瓶中停止沸腾的水，浇上冷水后会重新沸腾，说明        ．

（2）乙图：在倒置的漏斗里放一个乒乓球，用手托住乒乓球，然后从漏斗口向下用力吹气，并将手移开，乒乓球并不会下落，说明        ．

（3）丙图：通电的线圈放在磁场中会转起来，利用此原理可制造        机．

患者女性，54岁：上腹部隐痛不适1年半，加重3个月入院，上腹痛不规则，偶伴嗳气，饭后饱胀。近一个月体重减轻3公斤，大小便正常，原有慢性萎缩性胃炎病史，体验：消瘦，左锁骨上可扪及一约花米大小淋巴结，质中偏硬。腹平软，剑突下偏左轻压痛，左上腹近剑突下似可扪及一肿块，界线不清，肝脾肋下未及，腹水征（-）。

大便潜血（+++），Hb74g／L，CEA34.0mg／L。此病人最可能的主要诊断是哪些？（）

A.慢性胃炎

B.胃溃疡

C.肝癌

D.胃癌

E.十二指肠球部溃疡

F.消化道出血

G.胆管癌

下面( )部分不属于变量的组成部分。

A．变量名

B．变量属性

C．变量初值

D．变量大小

There are one billion homeless people living in our world today . The Homeless World Cup exists to end this , so we all have a home , a basic human need .

The Homeless World Cup is an annual , international football tournament(锦标赛) , uniting teams of people who are homeless to take a once in a lifetime opportunity to represent their country and change their lives forever . It has inspired and supported over 50 grass roots(基层的) football projects around the world working with homeless people throughout the year .

The first tournament took place in Graz 2003 uniting 17 national teams . At the 5th Homeless World Cup in Copenhagen in 2004 , 48 nations , 500 players were united for a once in a lifetime opportunity to represent their country . 25,000 players were involved in pre-tournament training and trials around the world .

The Homeless World Cup is full of players with courage , spirit and determination . Research shows that 73% of players change their lives for the better after the international tournament by coming off drugs and alcohol , moving into jobs , education , homes , training , reuniting with families and even going on to become players and coaches for professional or semi-professional football teams . David Duke (Scotland) played in 2004 , came off alcohol , passed his coaching qualifications(资格) . He became assistant coach for Scotland 2005 , coach in 2006 and now owns his own home . The best goal scorer in 2004 Yevgen Adamenko(Ukraine) went on to play in a professional club in Ukraine .

The Homeless World Cup supporters include Nike , UN , Manchester United , Real Madrid and international footballers Didier Drogba and Rio Ferdinand .

小题1:The purpose of the Homeless World Cup is to       .

A．find a home for homeless people

B．collect money for homeless people

C．help the homeless kick bad habits

D．help the homeless start a new life小题2:Which of the following statements is true about the Copenhagen Homeless World Cup ?

A．It took place in early December .

B．25,000 players entered the tournament .

C．Nearly 50 teams competed in the tournament .

D．David Duke won the best goal scorer in 2004 .小题3:Why does the writer give the examples of Yevgen Adamenko and David Duke in Paragraph 4 ?

A．To attract people to join the Homeless World Cup .

B．To show the influence of the Homeless World Cup .

C．To show the popularity of the Homeless World Cup .

D．To inspire people to support the Homeless World Cup .小题4:The underlined words “ coming off ” in Paragraph 4 can be replaced by “     ” .

A．giving up

B．falling in

C．cutting off

D．looking down

配制混凝土需掺用外加剂时，除应检查产品合格证、出厂检验报告外，还应按进场的外加剂批次和产品的抽样检验方案进行抽样复验。