Is the sky blue?

Are you a preacher?

Is chess considered a sport?

Is a screwdriver a tool?

Did you enjoy your first kiss?

Do you live in London?

Are you proud of yourself?

Can crocodile live in water?

Are you talkative?

Did you have a crush on your school teacher?

Do you have a hidden talent?

Have you ever fallen asleep at school or work?

Were you dropped from heaven?

Have you ever thrown up on an airplane or on a boat?

Are there 80 minutes in an hour?

Have you ever gone more than a year without sex?

If something is tasty, is it bad?

Is there a TV in your room?

Are fruits and vegetables healthy to eat?

Do you have a piggy bank?

Does all life have meaning?