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GRAMMAR 1 2 Write. What things can be done to reduce, reuse, and recycle? Use the

words in the list. Write sentences.
Passive with modals (simple present) TR: 8.4

Natural things can be grown again. “green” shopping bags fix
Many things can be made into art! magazine reuse
Aluminum cans must be melted to be recycled. water build
Some plastics may be put in recycling containers. energy-efficient houses recycle
a faucet with a leak conserve
recycling centers design
1 Read. Complete the sentences. Use the words in the list.

1. Water can be conserved.
reused made colored thrown away built conserved designed

can be colored 2.
1. Clothes (can/color) with natural dyes.
3.
2. Save the bricks that (can/reuse) , and the broken
4.
ones (can/throw away) .
5.
3. Energy (may/conserve) by making good choices.
6.
4. Fleece sweaters (can/make) from recycled

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water bottles. 3 Make sentences. Work with a partner. Read one of your sentences.
Your partner makes a sentence using the same verb. Take turns.
5. Future cars (must/design) to run on electricity.

6. A house (can/build) with recycled materials.
Water can be conserved.
Electricity can be
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conserved, too.
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136 Unit 8 137