sentence: However , a few years ago , the government has paid more attention to the environment of our country . For example , they did a lot of advertising on television , in newspapers and on the internet to explain that rubbish is not good for our world .
modified: However , a few years ago the government has paid more attention to the environment to our country ; for example they made a lot of advertisement on televion , in newspapers and on the internet to explain that the rubbish is not good for our world .
transformation: PUNCT, K, PREP, PUNCT, PUNCT, VERB, MORPH, SPELL, DET