Would you like a second helping if you don't mind?

Living organisms evolve over time.

Living organisms have evolved over millions of years.

He always comes up with weird ideas.

There is absolutely no positive change in his attitude.

He did the job for me instead.

We attended his memorial service.

This old tunnel was once a key point of transportation.

He looked at me with a sidelong glance.

Wheat is an important ingredient for making bread.