4 Match the beginnings with the correct endings to make extracts from the text.

1. The mirrors (e) adjust to the best angle to catch the rays.

2. They installed mirrors (a) to take advantage of the sunlight that shone there.

3. the town now benefits (b) from a 600-square-metre area of light...

4. Sam Eyde (d) was responsible for building the town of Rjukan.

5. residents have had to cope (f) from freezing cold temperatures in the winter...