Verified answer

There weren't many cars 50 years ago.

There weren't many swimming pools 50 years ago.

There weren't many cinemas 50 years ago.

There were a lot of trees 50 years ago.

There were a lot of gardens 50 years ago.

There was a lot of snow 50 years ago.

There were a lot of newspapers 50 years ago.

There weren't many magazines 50 years ago.

There wasn't much litter 50 years ago.

There was no Internet 50 years ago.