What is marketing? marketing is the creative process of satisfying customer needs

что   такое маркетинг? маркетинг-творческий процесс удовлетворяющих потребительских потребностей.

the floors are being cleaned этажи чистятся

are they your friends? -yes, they are

is he your brother? - yes, he is

can he ride a bike? - no, he can't

do you want to play with the ball? - no, i don't

does she roller-skate well? - no, she doesn't

does your friend want to play the piano? - yes, he does