... H G I J LAnswer key Environment, garbage, pure, used paper,protect. Envelope, dust, green tree, can, plastic paperbag, reduce, reuse, recycle. Pre-reading (10 ) Pre-teach Vocabulary-tire ... Jumbled words, True/False prediction, Brainstorm…3. Education: sts know to protect the environment and save natural resourcesII. Teaching aids: cassette, sub boardIII. Procedures:1/ Warm up(5’) ... Sts: work in groups. T: suggest.Sts: complete : getting started2. Presentation (10 )T: present new wordsSts: listen and repeatSts: Practice before class * Jumbled wordsT: introduce and give...