There is a(n) of 200 yuan for the person who returns the lost necklace to its owner.
—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.
Was it in the village ______ we used to live in _________ the accident happened?