临床上可用于绿脓杆菌感染的氨基甙类药物（）。 A.庆大霉素 B.新霉素 C.妥布霉素

任务型阅读。

    Everyone knows there's not enough land in Hong Kong. If you go there by air, you will arrive at Kai Tak

Airport. This was built out into the sea. It is in the part of Hong Kong called Kowloon. Kowloon is one of the

two big cities in Hong Kong.

   The other city is Hong Kong itself. It is on island. You can get there by ship or through a tunnel (通道)

under the sea. Much of Hong Kong is farmland and mountains.

    The population of Hong Kong is more than six million. Chinese and English are spoken by many people

there. Clothes, computers, radios, televisions are made in Hong Kong. You can buy all kinds of things, like

watches and computers.

    Hong Kong is also a beautiful city. It is a good place for traveling. You can see people from all over the

world every year. You can watch dog-racing (比赛) and motor-racing. When you are hot and tired, you may

rest in the small cool gardens. There are also a lot of high buildings to live in. If you enjoy many kinds of

cooking, you can find a good place for Chinese food, for example, fish, meat, and vegetables.

1. How many big cities are there in Hong Kong? What are they?

    _______________________________________________________________

2. Why was the airport in Hong Kong built out into the sea?

    ________________________________________________________________

3. What languages do the people in Hong Kong speak?

    ________________________________________________________________

4. Who go traveling in Hong Kong every year?

    ________________________________________________________________

5. What do people like traveling in Hong Kong?

    ________________________________________________________________

喉返神经病变常见于（）。

A.左侧

B.右侧

C.双侧

D.周围神经

E.以上都不对

波长为500nm的绿色光，其能量（）。

A.比紫外线小

B.比红外光小

C.比微波小

D.比无线电波小

小规格阀门更换填料时，把填料函中的旧填料清理干净，将细石棉绳按逆时针方向围绕阀杆缠上3～4圈装入填料函，放上填料压盖，旋紧盖母即可。

我国于什么时间加入了国际标准化组织，于什么时间成立了全国文献工作标准化技术委员会？