Complete the dialogue with the present perfect or past simple form of the verbs in brackets.
Jack: How long ______ (your dad/be) collecting musical instruments, Kate?
Kate: He _____ (begin) collecting them in the 1980s. Now he's got 1500 instruments.
Jack: That's amazing! Does he keep them all at home?
Kate: Yes. But we _____ (just/ move) to a bigger house because we ____ (not have) enough space for this collection in our old place.
Jack: What is his favourite musical instrument in the collection?
Kate: He _____ (buy) many amazing instruments, but I think his favourite is a Navajo drum. My dad ______ (find) it in Arizona about five years ago.