—______ that he managed to get the book?— Oh, his sister helped him.
It's important for the figures __________ regularly.
—I'd like to wear a purple dress to the party __________ tomorrow. —That's great! You'll be the prettiest at the party.
It remains __________ whether the medicine will work on the human body.
Will you take part in the sports meeting __________ next month?
She is in a poor __________ of health, which worries her mother a lot.