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. "

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