Throat How Can You Tell The Difference Between A Sore Throat From The Common Cold And A Sore Throat From Strep Throat?

How can you tell the difference between a sore throat from the common cold and a sore throat from strep throat? - throat

I had a sore throat for 2 days now. STREP me like a child, but not for several years. How do you know if your sore throat only to have a cold or sore throat? Thank you!