The key answer of exercise 5

a)

c

b)

1. Steadily we climbed
2. Urgently, Xeno scrambled up the slope, ignoring our warnings of loose rock and steep drops.
3. and suddenly, we were in a clearing
4. From the hillside jutted an outcrop of rock, offering
5. Looking down from our vantage point, we saw
6. Standing on the edge of the desert was a large skeletal building.
7. In the harsh light the burnished roof gleamed and looked like a candle
8. Ahead of them, was a great heap of machinery
9. From among the rocks behind us carne a shrill cry

c)

• Adverbs → 1, 2, 3
• Prepositional phrases → 4, 5, 6, 7, 8, 9