Present Perfect,Present Perfect Continuous, Past Simple Variant 2

I ______________my lunch yet.

I ______never _______such beautiful flowers before.

She ______________a letter three weeks ago.

The boy ____________his homework and now he can play his favourite game.

Those people __________________at the hotel since Friday.

Emma _______________her case last night.

That alarm clock ________________since 8 o`clock this morning.

Peter ________________at his granny last Christmas.

He ______________university four years ago.

How long ___________in Paris?

I _____________my finger. It really hurts.