阅读理解. In Milan (米兰) , Italy, there  are  more  than 1800 policemen and many of them can speak English, French or Spanish. The policemen there are encouraged to learn foreign languages because the city of Milan is visited by millions of foreign tourists every year. If a policeman has mastered a foreign language, he will be promoted(提升) ,and the national flag of that country will be sewed onto his uniform. The more flags he has the prouder he will feel, because these flags are regarded as symbols of knowledge and honour. And those who have them are highly respected in the eyes of foreign tourists. 1. The number of the policemen in Milan is . A. 2134 B. over 1800 C. 3514 D. 6530 2. Why must the policemen there study foreign languages? A. Because they want to go abroad. B. Because learning foreign languages is very interesting. C. Because large numbers of foreign tourists visit the city of Milan every year. D. Because speaking English, French or Spanish helps them a little. 3. A policeman will be promoted . A. if he masters a foreign language B. if he can't speak very fast C. after he goes to work a little later D. when he can't remember words 4. The more flags a policeman in Milan has, he will feel. A. the sadder B. the busier C. the prouder D. the harder 5. The author tells us . A. mastering a foreign language is very important for the policemen in Milan B. visiting Milan is quite nice C. foreigners like to have a visit to Italy D. knowledge and honour are the most important