It is said that________wool produced in Australia is of________high quality.
Do you have any idea ________ is actually going on in the classroom?
— Can you give me some advice on what I said just now? —Sorry. My mind ________.
Chemicals in the body ______our food _____ into useful things.
—Peter looked tired and a little absent-minded in class. —He _____ too late.
She’s so ______ that no one can please her.