简述NIS服务器。

Welcome to the Grand Center--the place for all the family

If you like sports, go to the sports center on the twenty-eighth floor. On the twenty-eighth floor, we have a ping-pong room. If you like films, go to the twenty--seventh floor and watch a film in the ABC Cinema.
If you like to eat, there are a lot of places in the Grand Center for you to go to. You can try Wonderful Restaurant. That’s a new restaurant on the twenty-first floor. Crazy Town ( a Sichuan restaurant)is on the twenty-third floor and there’s an American restaurant on the twenty-sixth. But don’t worry, children ! If you like other kinds of foreign food, you can go to the coffee shop on the first floor. It’s really great.
If you like to shop, there are the twelfth to the nineteenth floors. On the twelfth floor, for example, there’s AST World for computers and computer games. There’s a big store on the fifteenth floor for radios, TVs and CDs. And the nineteenth floor has sports stores and a supermarket.

Where can you have some food
[A] On the twenty-second floor．
[B] on the twenty-third floor．
[C] On the twenty-fourth floor．

And there’s Rose Hall for all you dance people ( for people over 14 years old). That’s on the top floor, of course. You can dance and sing all night.

句型转换。

1. She bought some clothes from the shop.(改为同义句)

She _____ _____ _____ in the shop.

2. The bad news surprised me a lot.(改为同义句)

I was _____ _____ the bad news very much.

3. I saw the boys were playing ping-pong happily.(改为同义句)

I saw the boys _____ ping-pong happily.

4. He chatted with his friends on line.(用at this time yesterday改写)

He _____ _____with his friends on line at this time yesterday.

5. The alien was very awful.(改为感叹句)

_____ _____ awful alien it was!

顾泠沅主持进行的“青浦实验”的主要成果是（）。

A.尝试教学

B.自学辅导教学

C.情境教学

D.尝试指导－效果回授

与"气虚"关系最大的两个脏腑是

A．心与肺

B．肺与脾

C．脾与胃

D．肝与肺

E．肺与肾

工区要定期进行“（）”“（）”“防三折”的演练。