Verb conjugation of "spot" in English

This is not so easy, my dear! Unless you have learned Latin, then Italian is not an easy language... I'm new here, I found the site through Google. How does it exactly work here? I want to sign up.
You have to be careful when you go on summer vacation. There are many dangers but the most dangerous one is the sun itself, because if you're not careful it may harm you. People underestimate the rays.
It's very good that you can learn English with the help of technology (Internet), I think you'll learn quickly. Although I am now getting better, I feel the improvement. But once again I lack vocabulary.