比起以前来，人们在制造更多的污染。
现在人们通过网络进行交流比起以前来更方便快捷了。
It is more convenient for the people to communicate with each other through the Internet now than in the past.
现在的我比起以前来说自觉了很多很多，也不会不听妈妈的话了，妈妈说我后，我立马站起来去看书，写作业，因为我知道妈妈是爱我的！
I now than it was before the self-conscious lots, also don't listen to his mother, mother said I, I immediately stand up and reading, writing assignments, because I know mother loves me!
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