His opinion is strange.

He decided to change his character.

That picture is very strange.

What does this shape represent?

He exercised every day and became young quickly.

He is good at using irregular verbs.

This mutation has changed the function of the gene.

His voice change came very early, starting at the age of 12.

It's difficult to remember irregular verbs.

This song is characterized by its irregular time, making the rhythm unique.