sentence: I would say to them , then , how do they explain all the sheets of paper , crystal and plastic items that have been made from recycled materials , allowing us to save tons of primal resources ?
modified: I would answer to them that , then , how do they explain all the sheets of paper , crystal and plastic items that have been made of recycled materials allowing us to save tons of primal resources ?
transformation: VERB, DET, K, PREP, PUNCT, K