对于艺术系统，十九世纪时政批评家侧重的是（）A、艺术创作B、艺术作品C、艺术鉴赏D、

阅读理解。

     Who do you think was the most important woman of the past 100 years?

     Jane Addams (1860 - 1935)

     Addams helped the poor and worked for peace. She created shelters, education opportunities and

services for people in need. In 1931, Addams became the first American woman to win the Noble

Peace Price.

     Rachel Carson (1907 - 1964)

     Rachel Carson was born in the rural river town of Springdale, Pennsylvania in America. The popular

1962 book "Silent Spring" by Rachel Carson made people realize the dangers and the harmful effects

(影响) of pollution on humans and on the world's lakes and oceans.

     Angela Merkel (1954 - )

     In 2005, Germans chose Angela Merkel as their first woman head of the country. She had been a

scientist in the past. As Germany's leader, she has had an effect on the whole world.

     Sandra Day O' Connor (1930 - )

     When Sandra Day O' Connor finished her class at Stanford Law School, in 1952, she could not find

work because she was a woman. However, she became the first woman to join the U.S. Supreme Court (最高法院) in 1981 after years of hard work.

     Margaret Thatcher (1925 - )

     In 1979, Margaret Thatcher became Britain's first woman Prime Minister (首相). She served until

1990, which made her the first British leader to serve three terms in a row. Because of her high standards

and strong will, people called her Britain's Iron Lady.

     Marie Curie (1867 - 1934)

     Polish-born scientist Marie Curie discovered that some types of metal give off energy called radiation (辐射能). Her research led to new medical treatments and arms. She received the Nobel Prize in physics

in 1903 and in Chemistry in 1911.

1. Who once won the Nobel Price?

A. Jane Addams and Marie Curie

B. Jane Addams and Margaret Thatcher

C. Marie Curie and Angela Merkel

D. Marie Curie and Rachel Carson

2. We can infer from the text that Rachel Carson worked to _______.

A. help the poor

B. spread geographic knowledge

C. protect the environment

D. protect the rights of women

3. What do Angela Merkel and Margaret Thatcher have in common?

A. Both of them were scientists before coming to power.

B. Both of them are the first woman head of their country.

C. Both of them are famous for being strict.

D. Both of them have worked for three terms.

4. Who once failed to find a job?

A. Jane Addams.

B. Sandra Day O' Connor

C. Rachel Carson

D. Margaret Thatcher

依据所学化学知识回答：

(1)奥运火炬燃烧时主要是将化学能转变成热能和___________能；火炬铝柄表面有一层致密的氧化铝保护膜，它是常温下铝与氧气反应生成的，该反应的化学方程式为_______________________________。

(2)将“嫦娥”一号送人太空的火箭推力巨大，因为它所使用的燃料是液氢，助燃剂是液氧，液氢燃烧的化学方程式为__________________________； 液氢做燃料除了单位质量燃烧产生的热能最大以外，还有一个与环保有关的优点是________________________。

(3)汶川地震灾后搭建的板房材料铝塑板，是在高压聚乙烯的基材中加入氢氧化铝等物质而制成，这种板材中的高分子化合物是_____________（写名称）；震后救灾需要大量的消毒剂，使用了比漂白粉更高效的饮用水消毒剂ClO₂，制取ClO₂的反应为X+2NaClO₂==2ClO₂+ 2NaCl，则X的化学式为________。

百事通允许老师使用帐号在此栏发布（）、就业、家教、兼职、学生选举等通知。

A.请假；

B.会议；

C.招聘；

D.活动；

模块独立性是软件模块化所提出的要求，衡量模块独立性的度量标准则是模块的

A．抽象和信息隐蔽

B．局部化和封装化

C．内聚性和耦合性

D．激活机制和控制方法

引进（）之前，我军并无可在海拔3000米以上使用的直升机。

A、“黑鹰”

B、“美洲豹”式直升机

C、美国RQ-4A“全球鹰”

D、SA341/342“小羚羊”轻型直升机