Mum: Do the washing
Student: Sorry I have to revise
Dad: You've been on the computer all day
Student: Yeh! Coz I'm revising, idiot.
Mum: *inaudiable moaning about
tidying room etc.*
Student: SHHHH
NO talking I'm revising
Mum: You spend an awful lot of time at
xxx's house
Student: Yeh, we revise together