It means that you copy something exactly. You're not even close when you copy something or someone, you're copying them EXACTLY!!(It's kind of scary)
Since influence is not a physical thing with measurable dimensions, it would be better to say "great influence."
ashanti i9nflused whintey houston
If someone is a bad influence, they do bad things in front of a person who has a connection to the person. Same as a positive influence, except good things.
yes