Some experts think the wolfs team spirit for survival is ______ is needed in today's competitive culture.
She soon came to her ____ after a blood transfusion.
. Every new thought or idea has to ___ what we already know.
He is naughty sometimes, but ____ he is a good boy.
I ______ when I spelt a word in a crossword puzzle.
lsn’t about the time you _____ to do some work?