1.

When did people travel by horse 
and carriage?

3.

When did the first man go to
the moon?

  Soon.
  About 100 years ago.
  These days.

  Sometime in the future.
  Today.
  About 30 years ago.

2.

When might doctors find a cure
for the flu or the common cold?

4.

When are most people going
to have computers at home?

  Nowadays.
  In the next 50 years.
  A few years ago.

  In the past.
  Right now.
  In the next few years.