——There must be a dozen pens in this house but I can never find one when I need one.——Keep looking. is sure to turn up.
._________breaks the law should be punished .
Mabel insisted that she_________someone in the next room just now .
Tom is very confident_________ Mary is shy and quiet .
.--- Merry Christmas ! --- _________.
To go to bed early and to get up early_________good_________one’s health .