I wish I could answer my exam questions like this . Imagine : The question asks for the importance of water and joints in limestone - cave formations . Imagine : The answer I give : Quite important I guess . If you like your caves big . We look unstable . We are on an unstable bridge .
What do we know about the speaker ?
- They have big caves .
 - None of the above choices .
 - They are a student .
 - They give exams .


They are a student .