The van der Waals force is an important concept in explaining intermolecular interactions.

He has a high ability to hold a conversation, so he can get along with anyone quickly.

His running ability is the best in the team.

His control greatly contributed to the team's victory.

The destructive power of that hurricane was stronger than anything we could imagine.

Her ability to draw is really amazing.

He likes to take a walk in the park at dusk.

He has done everything he can to prepare for the exam, and now he is in a state of 'doing all that is humanly possible and waiting for fate to take its course'.

I use plain flour to make bread.

He proposed a new theory about quantum mechanics.