First of all you need to get you left lower wisdom tooth removed immediately as it already creating cavity to the next tooth which will further need a treatment .
Your upper one tooth was removed i suppose, so get them placed otherwise the adjacent tooth is already getting cavitated, will loose its biting force .
Next Steps
visit your dentist and get the wisdom tooth removed 1st
Health Tips
do keep a check on your cavities as u have slight crisscoss teeths which can cause foodlodgement more and further cavities