Refer again to the text on Exercise 10 and complete sentences 1-5 with the correct endings A-G. There are two more endings than you need.

1. New ideas that are not always believed in

A. is currently available only to the rich.

2. It has been predicted that accommodation in space

B. the majority of the population will be living in urban areas.

3. The invention which has been created to enable people to fly

C. at first are still worth following.

4. It has been predicted that in years to come

D. will be kept to a minimum using technology.

5. The price of producing food in the city

E. will be possible in the future, based on the evidence of current projects.

F. is not as high as on traditional farms.

G. will not be possible in the future.