Car seatbelts save lives. Every driver should wear________to ensure their safety.
My son was __________ of being a football player though he was weak and thin.
Nearly all educators believe that a challenging situation can often __________ the best qualities of a person.
We __________ that the two substances have combined to form the new material.
The people of the town were __________ of the danger of flooding.
All finished, they sat down to enjoy __________ they thought the most delicious dinner.