What do you think ?
The majority of the damage ______ easy to repair.
—How are things going?—The disabled ________ no relatives in Guangzhou ________ by the volunteers, who will graduate from Zhongshan University next year.
Unluckily, when I dropped in, Dr. Smith ____, so we only had time for a few words.
It rained heavily in the south, __________ serious flooding in several provinces.
Sam ________ some knowledge of the computer just by watching others working on it.