sentence: If everyone started using a car for traveling , there would n't be enough road for everyone as there are seven billion people in the world , and even for the environment it is better to use cars as little as possible .
modified: If everyone start using car for traveling ; the road wo n't be enough to everyone as there are seven billion people in the world ; and even for environment it is better to use as less as possible .
transformation: VERB:TENSE, DET, PUNCT, OTHER, PREP, PUNCT, DET, NOUN, ADJ