“How did the robber get in?” “______ an open window on the first floor.”
There have been several new events ______to the program for the Beijing Olympic Games .
Wang Wei had served ______a volunteer for three years before he graduated from college .
The little boy ,out of curiosity ,_______the toy to see how it worked ,but couldn’t put it together .
They have always treated us with open hands and we must be generous _______.
The chief editor expressed his doubt _______senior people would enjoy reading such magazines .