Use context clues to define the underlined word and choose the correct synonym to replace it in the sentence.
When I punished him a month ago by locking the nursery for even a few hours - the tantrum be threw! And Wendy too. They live for the nursery."
"It's got to be locked, that's all there is to it."
"All right." Reluctantly he locked the huge door. "You've been working too hard. You need a rest."