Mr. Smith owns _____collection of coins than anyone else I have ever met.
They were so far away that I couldn't _____ their faces clearly.
Stressful environments lead to unhealthy behaviors such as poor eating habits, which _____ increase the risk of heart disease.
If the boy had _____ the dog alone it wouldn't have bitten him.
We made plans for a visit but _____ difficulties with the car prevented it.
The generation _____ makes it difficult for parents to understand their children's opinions.