VB 12-13

VB 12

ex 1

1-poverty

2-homelessness

3-water scarcity

4-population

5-global warming

6-crime

7-war

8-ageing population

9-illiteracy

10-disease

11-racism

12-population growth

13-resource depletion

14-hunger

ex 2

1-dropping out

2- trust

3-adopted

4-abuse

5-gained

6-volunteers

7-survive

8-suffer

9-made

10-face

11-affecting

VB13

ex 2 

1-E

2-C

3-D

4-A

5-F

6-B

ex 1
1-started
2-promote
3-gaining
4-fight
5-grabbed
6-join
7-changed
8-provide
9-raise
10-draq
ex 3
1-dense
2-destroyed
3-deforestation
4-atmosphere
5-habitat
6-grow
7-ingredients
8-produce
9-estimate
10-logging

ex4
1-grab
2-face
3-determined
4-reach
5-collapsed
6-succeeded
7-conserve