2 Work in pairs. Read and answer the questions. Put the verbs in the correct form.
What is used to make paper? Is this process environmentally friendly?
a) Trees as "raw material" are (1) ... (use) to c) Trees are (5) ... (chop) into pieces.
make paper. Trees (2) ... (be) cut down and This process (6) (need) energy.
we do not always (3) ... (plant) enough new d) in the process a lot of water and
trees to take their place.
chemicals (7) ... (be) used. About
b) We use machines to cut down trees and (4) half of each tree (8) ... (be) wasted
(transport) them to the factory.
e) Poisonous wastes are (9) ... (throw)
into the rivers and lakes which causes
3a Work in pairs. Answer the questions.
pollution
1) Do we use less or more energy and f) Transport (10) ... (be) used to take the
materials to recycle paper?
paper to faraway places. Transpor-
2) Why is it important to recycle paper? tation (11) ... (take) much energy.
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brainsofi1    2   08.04.2021 15:51    2