我国“十一五”规划部分指标的实现情况 上述成就表明我国在“十一五”期间[ ]

实验中常常使用火箭，已知火柴头含有硫、氯酸钾、二氧化锰等，火柴盒侧面含有红磷、三硫化二锑等，试回答以下问题：

（1）硫在空气中燃烧的化学方程式为______．

（2）某同学取一只试管，加入10%的______溶液，放入三根火柴头，溶液中产生大量气泡，将一根带火星的木条伸入试管中，木条复燃，产生气泡的化学方程式为______．

（3）点燃的火柴如图放置时，火柴便不易继续燃烧，原因是______．

计算下面各题，怎样简便就怎样计算．

4.5×（10.1÷0.9）

1.01÷0.25

7.32÷0.125÷0.8

1.62×4.8÷1.6．

A.I. (人工智能) is just starting to become part of our lives, and books and movies have been talking about A.I. and robots for years. Mostly, in these books and movies,  the computers and robots turn out to be the enemies of  the human race. Here is a selection of some famous A.I.  movies..

2001: A Space Odyssey

In the movie 2001: A Space Odyssey, HAL is one of the first computers to talk like a human.  HAL is very frightening because it speaks in a calm voice as it goes on a killing spree (疯狂杀戮). When the astronauts attempt to hide in a smaller spaceship and switch off the microphones,  HAL uses a camera to read their lips and understand what the astronauts are saying.

The Terminator

In The Terminator, a computer thinks that its deadly enemies are human beings.  As a result,  the computer launches missiles (导弹) to start international wars and then builds killer robots to destroy the human race.

The Matr/x

In The Matrix,  a computer takes over the world and uses human beings for energy.   The computer keeps people alive by making them think that they are still living normal lives. A few brave rebels (叛逆者) decide to fight against the computer.

Star War movies

In the Star War movies,  computerised robots are used as servants and soldiers. R2-D2, a small cylindrical (圆柱形的) robot, and C-3PO, a tall talking robot, help some humans defeat the evil ruler,  Darth Vader,  in a dangerous battle between the forces of good and evil.

1, In the movie 2001: A Space Odyssey, the astronauts switch off the microphones to

A. prevent HAL hearing whom they axe calling

B. prevent HAL hearing what they are saying

C. force HAL to use a camera

D. force HAL to speak loudly

2. If you want to know how an intelligent computer uses human beings for energy, you should watch __

A. The Terminator.

B. 2001: A Space Odyssey'

C. Star War movies

D. The Matrix

3. R2-D2 and C-3PO stand for

A. the scientific forces

B. the natural forces

C. the good forces

D. the evil forces

4. What do the four movies have in common?

A. They all have the same ending.

B. They are about a similar theme.

C. They are all based on science fiction books.

D. They started heated discussions about A.I.

下列哪一项不是鉴别风寒感冒与风热感冒的依据

A．恶寒发热的孰轻孰重
B．咽喉肿痛与否
C．鼻塞流涕与否
D．口渴与不渴
E．舌苔黄与白，脉象浮数与浮紧

患者女性，30岁，2年来常有心悸、胸闷，心电图示频发室性期前收缩。超声心动图示左心室腔增大，为确诊心肌病为原发性或病毒性心肌炎持续感染状态，最具有诊断意义的检查是（）

A.心电图

B.超声心动图

C.心肌活检

D.X线胸片

E.左心导管及心血管造影