一Why do children hang stockings over the fireplace for presents?一As the story goes, to help a poor family, Father Christmas threw a small bag of gold down the chimney and it fell into a stocking that＿up to dry over the fireplace.

--- If he ____, he _____ that food. --- Luckily, he was sent to hospital immediately.

(2011·湖南)One－third of the country ________ covered with trees and the majority of the citizens ________ black people.

—How long have you been in this office?—Just a few minutes. My cousins_______here together with me.

I ___________ to phone her all day, but whenver I phone her, the line is engaged.