（1）What ill the speaker's clothes be like in 20 years？
A.Colorful and light.
B.Dark and cool.
C.Comfortable and cool.
（2）Where will the speaker spend his vacation？
A.In the mountains.
B.In space or under the sea.
C.In the city.
（3）The speaker will fly a plane with

.
A.no pollution
B.less pollution
C.more pollution
（4）Why will the speaker make friends with people around the world？
A.To play sports with them.
B.To learn cultures from them.
C.To watch TV with them.
（5）The speaker mainly tells us about his

in 20 years.
A.life
B.house
C.food