A hole is where a piece of something is missing. The door in the picture has two holes in it.
A manhole is a hole just large enough for an adult man to fit through. Manholes are generally used to access sewers.
Scientific name: family: talpidae order: soricomorpha
You roll when you lie down and move from your front to your back (or the other way around). If you keep rolling you can travel quite some distance. You roll a ball or something else round when you push or pull it along the ground and it moves by turning over and over without losing contact with the ground.
Sis forSausage roll
Seoul is the capital of South Korea. It has a population of around 10.5 million.