It is not so much the possible trouble caused by helping others _______ people’s unwillingness to show their sympathy _________ accounts for the present situation.
The most impressive sight in China,one of the wonders of the world,_____ the Great Wall.
The factory used 65 percent of the raw materials,the rest of whichsaved for other purposes.
—Why does the lake smell terrible? —Because large quantities of water_______________.
One-third of the country____covered with trees and the majority of the citizens_______black people. A is;are B is;is C.are;are D.are;is
Was it not until you began to work —— how much time you had wasted?