Editing paragraphs

1. Every human being had (a) an extraordinary elements (b) in him, called memory. It can retains (c) anything an (d) person sees, hears, touches and smells. It is said that people are using infinitesimal fraction of memory powerful (e) .

2. The mobile phone users should keep in their mind that while drive (a) they should not used (b)  it and it is dangerous too. Excess (c) use of mobile phone may entailing (d) health hazards. So consider (e) these, we have to use it properly.