Mr. Brown called on an old friend while he was in the city.
he felt called upon to speak — он счёл необходимым выступить, он считал себя не вправе промолчать
universities are called upon to produce trained men
He called on a friend to give him money for the busfare to his home.
Mr. Brown called on an old friend while he was in the city.
he felt called upon to speak — он счёл необходимым выступить, он считал себя не вправе промолчать
universities are called upon to produce trained men
He called on a friend to give him money for the busfare to his home.