Children should learn to _____, but they are too selfish (自私) and don’t want to play their own toys with others .
Nothing__________ after the terrible fire which had been caused by someone smoking in bed.
___________ with the size of the whole earth, the highest mountain doesn't seem high at all.
—____________ you_________ the editor at the airport? —No, he__________ away before my arrival.
You____________ television. Why not do something more active?
This photo of mine was taken__________ stood the famous high tower.