Possible I could have oral cancer? But would your tongue and throat hurt at same time? I also have ear pain, jaw pain, throat stings hard to swallow

Need for evaluation. It is not feasible to provide a meaningful opinion without taking additional history, physical examination and may be some tests. It would be prudent to see your doctor as your symptoms warrant an evaluation.
See OFP or ENT. Orofacial pain specialists are experts in maxillofacial pathology disorders. Your symptoms should be viewed as a group of related conditions or separate issues. Rec.: schedule an appointment asap to prevent future complications. here is the link for more information: http://www.aaop.org/ .
Cancer in mouth. Most oral cancers are painless, which make them more challenging to find. May be a viral infection causing swellings and inflammation. Could be Mononucleosis.