It took __________ building supplies to construct these energy-saving houses. It took brains, too.
Nearly all the streets are in straight lines, ________ from east to west. Those ________ run from north to south are called avenues.
In warm weather fruit and meat ________ long.
―Was the doctor there when you arrived? ―Yes, but he ______ out a moment later.
―________ for Beijing?―Yes. And I’ll come back in three months.
―What were you doing when I called you yesterday afternoon? ―I ________ my homework and I was starting to take a bath.