完形填空阅读下面短文, 掌握其大意, 然后从各题所给的四个选项(A、B、C和D)中, 选出最佳选项. The worst tourist in the world is perhaps Mr Scotti in San Francisco(旧金山). Once he __1__ from the U. S. to his hometown in Italy(意大利) to see someone at home. The __2__ made a one-hour stop to get something at Kennedy Airport of New York. __3__ he thought he had arrived home, Mr Scotti __4__ the plane. He thought he was in __5__. When nobody was there to __6__ him, Mr Scotti thought maybe they were held up by heavy traffic. While looking for __7__ addresses, Mr Scotti found that the old "Rome" had changed a lot. Many __8__ buildings were replaced(替代) by high modern ones. He also found that many people spoke __9__ instead of Italian and that many street signs were written in English. Mr Scotti knew very little English, so he asked a policeman the __10__ to the bus station in Italian. Luckily, the policeman was also born in Italy and answered him in __11__ language. After twelve hours' traveling round on a bus, the driver handed him over to __12__ policeman. He asked the policeman __13__ the Rome police employed(雇佣)so many people as policemen speaking English instead of Italian. Mr Scotti did not believe(相信) he was in New York when he was __14__ so. To get him on a plane back to San Francisco, he was sent to the airport in a police car __15__ sirens(警报器) on. "Look," said Scotti to himself, "I know I'm in Italy. That's how they drive. "

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)

(11)

(12)

(13)

(14)

(15)

完形填空。

　　Antarctica is the continent which is the most southern area of land on the Earth and is mostly covered with ice．This is one of the driest and 　　1　　 in the world．But people from all over the world come to 　　2　　 there．Near the South Pole, three thousand people live together in a place 　　3　　 Amundsen-Scott Station．

　　The station has libraries, cinemas, shops, sports rooms, canteens and laboratories (实验室)．There is electricity, and they have 　　4　　－the system that they use to have a conversation(交谈)with someone in another place．And they have 　　5　　－electronic machines that stores information and uses programs to help them find, organize, or change the information．

　　But the people here 　　6　　 travel by car, or train, or bus, because there aren't any roads or railways near the station．They travel by ship, helicopter, plane, or snow tractor, or 　　7　　 dogs．

　　There aren't 　　8　　 trees or flowers there, but there are hundreds of different birds and other animals．

　　Most of the people here are 　　9　　．They study plant and animal life and how ice moves．The ice can tell us about changes in climate．Ray Kingman is an expert at Amundsen-Scott Station, telling us on the phone,“This is my second year here．It's a very interesting and beautiful place, but life is very hard 　　10　　．In the summer we can go swimming in hot pools of water．We welcome newcomers here for further study of the continent!”

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)