Question

Поставьте глаголы в Present Perfect или Past Perfect.
I (get) a fax from Boston an hour ago, but I (not answer) it yet.
It's the most delicious cake I ever (taste). When and where you (buy) it?

Answer 1

I got a fax from Boston an hour ago, but I have not answered it yet. 
It's the most delicious cake I have ever tasteed. When and where have you bought it?