TEST 11 ANSWERS

Section 1

1. Ropes
2. equipment
3. safety
4.guide
5. forest
6. navigation
7. lunch
8. 20 percent
9. shoes
10.Arkwright


Section 2

11. A
12.C
13.B
14.A
15.B
16.A
17.H
18.E
19.D
20 F


Section 3

21.B
22.C
23.B
24.A
25.C
26.C
27. global hunger
28. pollution
29. wood
30. grasses


Section 4

31 (huge) Increase
32 internal clock
33 light and dark
34 unsocial hours
35 heart and stomach
36 depression
37 mental ability
38 performance
39 family life
40 friends