Have you .......... seen a monster? No, I have never seen one.

Have you .......... played the piano? Yes, I have.

That is the best story I have .......... heard.

I have .......... done that.

I have .......... seen a white elephant.

I have .......... ridden on an elephant.

Have you _______ been to Japan?

I have _______ seen a rainbow at night.

Do you _______ eat vegetables for breakfast?

She has _______ missed a day of school.

Have you _______ tried ice cream made from coconut?