[填空题]New York is one of the (11) large American cities to have. some of its policemen on horseback. The New York Police have 170 horses that they use in certain parts of the city. The horses are expensive to (12) , but it needs even more special horseshoes. In fact, they need more than (13) of them each year. Every police horse in New York gets new shoes every month. (14) these shoes in good repair is the job of six black-smiths. There are only about thirty-five of these blacksmiths in the (15) United States.New York is one of the (11) large American cities to have. some of its policemen on horseback. The New York Police have 170 horses that they use in certain parts of the city. The horses are expensive to (12) , but it needs even more special horseshoes. In fact, they need more than (13) of them each year. Every police horse in New York gets new shoes every month. (14) these shoes in good repair is the job of six black-smiths

[填空题]New York is one of the (11) large American cities to have. some of its policemen on horseback. The New York Police have 170 horses that they use in certain parts of the city. The horses are expensive to (12) , but it needs even more special horseshoes. In fact, they need more than (13) of them each year. Every police horse in New York gets new shoes every month. (14) these shoes in good repair is the job of six black-smiths. There are only about thirty-five of these blacksmiths in the (15) United States.New York is one of the (11) large American cities to have. some of its policemen on horseback. The New York Police have 170 horses that they use in certain parts of the city. The horses are expensive to (12) , but it needs even more special horseshoes. In fact, they need more than (13) of them each year. Every police horse in New York gets new shoes every month. (14) these shoes in good repair is the job of six black-smiths

[单项选择]In most American cities, the rent for a one-bedroom apartment was $250 or more per month in recent years. In some smaller cities such as Louisville, Kentucky or Jacksonville, Florida the rent was less, but in larger cities it was more. For example, if you lived in Los Angeles, you had to pay $400 or more to rent a one-bedroom apartment, and the same apartment rented for $625 and up in Chicago. The most expensive rents in the U. S. were in New York City, where you had to pay at least $700 a month to rent a one-bedroom apartment in most parts of the city.
Renters and city planners are worried about the high cost of renting apartments. Many cities now have rent control laws to keep the cost of renting low. These laws help low-income families who cannot pay high rents.
Rent controls in the United States began in 1943 when the government imposed rent controls on all American cities to help workers and the families of soldiers during World War Ⅱ. After the war, only one city—New Yo
A. some city governments
B. low-income families
C. renters and city planners
D. all of the above