Respuestas

2013-10-12T16:58:34+02:00
1. y 2. 
1 --> d
2 --> b
3 --> a
4 --> e
5 --> f
6 --> c

3. 
1 --> c
2 --> d
3 --> b
4 --> e
5 --> a

4. 
a) In ten years' time, people will live in space.
b) In twenty years' time, robots will fly aeroplanes instead of pilots.
c) In twenty years' time people will go on holiday to the moon.
d) In thirty years' time, all children will carry a mobile phone.
e) In fifty years' time people will eat vitamin pills instead of meals.