背诵以下词汇，

下堂课听写

Can you describe this picture?

Can you describe this picture?

Can you describe this picture?

Can you describe this picture?

Can you describe this picture?

vol ca no 

volcano

A volcano was born.

one vent

two vents

All volcanos are vents,  

or cracks in the ground.

Ash is grey dust.

la va 

lava

Lava is very hot, melted rock.