Tenses: Indicate the
time of an action,
when it happens:
past, present, or future. For example: "I walk" (present), "I walked" (past), "I will walk" (future).
Aspects: Show the nature of the action, how it happens (whether it's ongoing, completed, habitual, etc.). Examples:
Simple: "I walk to school" (fact, habit or general truth).
Continuous: "I am walking to school" (ongoing).
Perfect: "I have walked to school" (completed or related to the present moment).
Together, tenses and aspects describe when and how actions happen.