He was lost in the busy streets. But at last it was _______ of him to find the way home.
—Where _____ you born ?—I _____ born in Taizhou.
I have _____ football. Would you like to play ______ football with me ?
-- Are these pens ? ---Yes, ______.
There are many tall trees _____ our classroom.
_____your friend come from England? Yes, he’s an English boy.