1. 1) listen to 2) happened to 3) dream of 4) dream about 5) pay for 6) pay the bills 7) rely on me 8) lives on
2. 1) hear about 2) hear from 3) heard of 4) hear from 5) hear about 6) heard about/heard of
3. 1) look at 2)looked after 3) looking for 4) looked after 5) looking for