When _______ help, one often says “Thank you” or “It’s kind of you”.
Her new book on how to get along with others is to _______ next month.
Jerry has promised to keep the secret, so he won’t tell anyone _____ asked to.
— Well, Jane has many advantages, too.— Oh, yes. _______ others are weak, she is strong.
There is no _______ in persuading him to give up computer games.
Why does your brother _______ a sad look on his face these days?