Unit 1
Lead-in
1 human beings
2 powered
3 greenhouse
4 far away
5 make a difference
6 breathe in
7 decreasing
performance
8 four inches high
9 campaign
10
encourage
Ex 3
1 B
2 B
3 C
4 A
5 D
Ex 4
issues, pollution, deforestation, related, consumption, resources,
threat, responsibility
Ex 5
1 addicted
鈥?/p>
smoking
2 environment
鈥?/p>
concern
3
expert
鈥?/p>
wisdom
4 possession
鈥?/p>
greed
5 resources
鈥?/p>
inexhaustible
Ex.6
1 strategies
2 specific
3 consumers
4 released
5
trapped
6 consequence
7 was isolated
8 priority
9
convenience
10 elements
Ex7
1 transform
2 all the way
3 sit back
4 resulting from
5 share鈥ith