The term 'TASK TO DO' can be represented by the three letter acronym JOB. This acronym is commonly used to refer to a specific task or assignment that needs to be completed. It is often used in the workplace to refer to a JOB that needs to be done, such as a project or assignment. It can also be used to refer to any task that needs to be done, such as a chore or errand. In either case, it implies that there is a task that needs to be completed and that someone is responsible for completing it.