Read the dialogue about activities in the past and now.
Bill: Is that a new painting? Seventeenth century, isn't it?
Tim: Yes, I bought it last week. It's not an original, though!
Bill: Can you imagine living in those days?
Tim: Yes, I'm sure life was tough without electricity, telephones, washing machines ...
Bill: And I bet it used to take days just to travel from one place to another.
Tim: Yeah, imagine - no cars, trains or planes, just coaches.
Bill: At least there was no pollution in those days.
Tim: That's true. Rivers were clean, and the air was pure.
Bill: You know, maybe life wasn't so bad back then, after all!
Fill in the gaps:
It's not an [ ] , though!
Bill: At least there was no [ ] in those days.
Tim: That's true. Rivers were clean, and the [ ] was pure.