We just need one of you for the game,_____you____your brother can join us.
—How can we protect ourselves ________ the earthquake?—We should stay calm first.
Da Shan is _________ at Chinese. He can speak Chinese very _________.
—My mother has been ill for several days.—____________
He hardly goes to school by car, _________ he?
—Is this_________ bike?—No, it’s Lily’s. _________ is over there.