__________ is known to everyone, the moon travels round the earth once every month.
Nobody got a bit ________ during the whole of so ________ a game.
—Ann is in hospital. —Oh, really? I ________ know. I ________ go and visit her.
We should have a sense of responsibility to do something to help ____ poor whenever they are in___ trouble.
—It’s said that he stays up studying every night.—______ he’s excellent in English!
—Well,I do think the ipod is smart, convenient and intelligent.—________.