根据《工程造价咨询企业管理办法》，乙级工程造价咨询企业资质标准包括( )。 A．企

（6分）几位同学根据下列各实验装置图，设计和讨论了以下问题：

（1）实验室利用装置B可以制取CO₂气体，反应方程式是                     ；

（2）实验室利用装置A和E，可以制取并收集的气体是       ，该实验在气体收集满后，停止实验时，需要特别注意的操作是                                ；如果利用装置D来收集气体，进气口应该是         （填写装置中的“a”或“b”）。

（3）装置G可用来收集气体，该气体密度应比空气重，除此外，还应具备的性质是        .

根据下列实验装置图，回答问题：

（1）写出装置中带有标号的仪器名称：①____________ ②_____________。

（2）若用高锰酸钾制取氧气，应选用的发生装置是_________（填“字母”）。收集完气体后发现水槽中的水变红色，原因是__________________________________________________________。

（3）实验室制取O₂，如果用排空气法收集，应选用的收集装置是______（填“字母”）

（4）如图所示，检验O₂是否收集满的方法是_____________________________________________________。若用排水法收集氧气，则判断集气瓶已集满的方法是______________________________________。

If you’d like to go sightseeing, the following World Heritage Sites may be your best choices.

Jiuzhaigou Valley Scenic and Historic Interest Area

The Jiuzhaigou Valley, which lies in the northern part of Sichuan Province, reaches a height of more than 4,800 meters, with a series of different forest ecosystems（生态系统）. There you can enjoy watching excellent waterfalls. Some 140 kinds of birds also live in the valley, as well as a number of endangered plants and animals, including the giant panda. For more information, please visit http://whc.unesco.org/en/list/637.

Khami Ruins National Monument

The city of Khami, which developed after the capital of Great Zimbabwe had been given up in the mid-16th century, is of great archaeological（考古的）interest. The discovery of objects from Europe and China shows that Khami was a major centre for trade over a long period of time. For more information, please visit http://whc.unesco.org/en/list/365.

Henderson Island

Henderson Island, which lies in the eastern South Pacific, is one of the few atolls（环礁）in the world whose ecology（生态）has not been touched by human beings. It is especially famous for the ten plants and four land birds that can only be seen on the island. For more information, please visit http://whc.unesco.org/en/list/487.

The Old City of Jerusalem

As a holy city for three different religions in the Middle East, Jerusalem has always been of great religious importance. It was given a World Heritage Status in 1981 and placed on the “List of World Heritage in Danger” the following year. For more information, please visit http://whc.unesco.org/en/list/148.

小题1:What can we know about the Jiuzhaigou Valley?

A．It sits at the foot of a 4,800-meter-high mountain.

B．It has different forest ecosystems.

C．Most of China’s endangered plants can be found there.

D．In all about 140 kinds of birds and animals live there.小题2:The discovery of some of the objects in Khami shows that the city              .

A．had a very short history

B．was ruined in the mid-16th century

C．was once Great Zimbabwe’s largest city

D．once played a great role as a trade center小题3:From the passage we can learn that Henderson Island              .

A．hasn’t been greatly influenced by human activities

B．isn’t suitable for humans to live on

C．has been open to visitors for years

D．is made up of a few large atolls小题4:If you are interested in religion, you should visit              .

A．http://whc.unesco.org/en/list/148

B．http://whc.unesco.org/en/list/365

C．http://whc.unesco.org/en/list/487

D．http://whc.unesco.org/en/list/637

卧式镗床有振动时，会使镗削工件表面产生波纹。

读“台湾省略图”，回答下列问题。

（1）将图中数码所代表的岛屿的名称填写在下列横线上：

①__________       ②__________

（2）将图中字母所代表的海域的名称填写在下列横线上：

A．__________

B．__________

C．__________

D．__________（3）台湾最长河流E是          。

（4）台湾岛隔着海峡D与大陆的       省相望，其省会城市是       。

（5）台湾的地形以         为主。