? 3 Complete the dialogue.
A: 1 What do you think
cities will be like in 20 years?
B: I think they'll be cleaner and safer than now.
A: How 2
B: I think a lot of people will travel by electric bike.
A: 3
?
B: Yes, there will. But I think they will be flying cars.
A: Who 4
?
B: I think they won't have drivers. Computers will drive them.
A:
?
B: Yes, there will be buses and trains. But they won't have drivers either.
5
чт :_)