about two-thirds of the ..families. in the united states live in single-family homes. about a of the families live in ..buildings. that have two to four floors , or in ..apartments. or other commercial buildings that include apartments.
large .. cities have more apartment housing than small , because. land.. is scarce and.. expensive. small towns and..suburban. areas, where land is .less .. expensive than in city centres, have mostly.. single-family. homes.
philadelphia and other .cities.. have many . row .. houses. these are usually single-family houses, one or two .stories.. high, standing to wall. a is a building with two apartments, either .side.. by side with a . single.. wall .. between . them, or one .above.. the other.
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Ответить на вопросы. have you got a dog? what is her name? what colour is your dog? has your dog got puppies? how many puppies has she got? what colour are they? do you like to play with the dog and the puppies?