Some people who don’t like to talk much are not necessarily shy; they _______just be quiet people.
He lifted the stone only _______ it dropped on his own feet.
Tom and Jack are both very clever. ________, Tom is _______ Jack.
_____, the players began the game.
--- Is that 120? My brother is seriously ill! ---Ok. Help is _________ .
Have you realized the difficulty we have ____ the problem?