Tense is related to time. It is the verb form denoting the time when the action or the state takes place. For example,“do" is a verb form tlling of the present time when the action takes place. However“did is a dfferent verb form because it tlls of the past time when the action took place. Aspect, like tense is a verb form denoing the state of the action at present time or in the past time. For example:“doing” indicates that the action is 1 was not completed, while“done" idicacs that the acionis/was compled.