*Someone's done something wrong and they're going to be criticized or punished in some way.
Main Practice: Present Perfect / Present Perfect Continuous
Revision: Present Continuous for an arranged future - I bet - to clear up - straight away
Present Perfect: have (‘ve) / has ('s) + past participle
Use: In this conversation: to describe a recent action, i.e.
I've been to the dentist. (An hour ago.)
yet - we use this when we expect something to happen, i.e.
She hasn't started university yet.
Present Perfect Continuous: have (‘ve)/ has ('s) + been + ing
Use: In this conversation: to describe a recent continuous action, i.e.
I've been writing emails all morning.
I bet - (informal) to express certainty, i.e.
I bet he'll buy you an expensive present.
clear up - to clean and tidy, i.e.
Clear up the kitchen after you've finished cooking, please.
straight away - immediately, i.e.
We must leave straight away or we'll miss the train.