After two years’ research, we now have a ____ better understanding of the disease.

If you follow a diet expert’s advice, eating more can mean losing _____weight rather than less.

 ______ with a difficult situation, Amold decided to ask his boss for advice.

—Why are you laughing secretly at me?—You look         in that odd hat.

My schedule is very ______right now ,but I’ll try to fit you in