_____ on May Day, the Shanghai Expo has attracted tens of thousands of visitors around the world every day.
—How are things going? —The disabled___no relatives in Guangzhou_____by the volunteers, who will graduate from Zhongshan University next year.
—This returned Chinese scholar has become one of the top experts in this field . —Yes , I know him very well . He in Africa with wild animals for eight years .
He traveled to many mountain villages and saw many poor children out of school. This experience his life.
I should very much like to have gone to the party but I _________.
—_______ John this week? —Yes. —Where _______ him? —In the library.