Воспитанные герои любых произведений (герой, произведение (автор не обязательно ))

are you 15 years old?

is ronaldinho yoyr favourite foorballer?

is our teacher in classroom ?

are we from hungaray?

is julia robers your favourite actress?

are you thirsty?

are our friends at home?

если я правильно поняла

a bicycle, also known as a bike, pushbike or cycle, is a human-powered,pedal-driven,    single-track vehicles, having two wheels  attached to a frame, one behind the other. a person who rides a bicycle is called a  cyclist, or bicyclist.

bicycles were introduced in the 19th century and now number about one billion worldwide, twice as many as  automobiles. they are the principal means of transportation  in many regions. they also provide a popular form of recreation, and have been adapted for such uses as children's toys, adult fitness, military and police applications, courier services and  bicycle racing.