After two years’ research, we now have a ____better understanding of the disease.
To create a harmonious society, we need to show greater ______ towards each other.
Can’t you do something about the handle of this ax? It’s ______ to use.
With their market share shrinking, analysts ______ that their profits have fallen by around 15%.
—Thank you for your wonderful meal—______.
______ you’ve got a chance, you might as well make full use of it.