I have a really bad pain in my throat and when I breathe, swallow, cough, sneeze or make a sudden move It goes sharply to my chest and in my stomach.

Sounds like a good time to go to your doctor or emergency care facility
It can be one of a 100 things, no one can tell you what it is over internet

Pneumonia? Go to a doctor.

Please don't diagnose on this site, that's against the rules of this site. Pneumonia is possible, but you aren't clear that this is just a possibility, and that you're only guessing.

The suggestion to go to the doctor is the only legitimate answer.