He explained the concept using a parable.

He broke the ice by starting a conversation to break the awkward silence.

I always enjoy gossiping with her.

She always likes gossip, and gets excited when she knows someone's secret.

He completed the project in a week.

I'm always busy during the daytime, and I only have time to rest at night.

He had been working overseas for an extended period of time.

The theory of spacetime is an important part of physics.

Mr. Mashiwa is my best friend.

Sakakima is my best friend.