He showed his true colors under difficult circumstances.

He is a person who speaks the truth.

His actions are always mysterious.

It's a pity that his talent is going to waste.

This song expresses a joyful feeling.

We are planning to have a big party tonight.

I like drawing pictures with this charcoal paper.

This painting expresses the reality he saw.

We are working hard to implement the new system.

The children were playing tag in the park.