1) Knowing the correct verb tense is important for academic writing as it establishes when events occur and how they progress, helping the overall flow.
2) Examples show how shifting verb tenses randomly within a sentence can confuse the reader, such as changing from past to present tense. Maintaining consistent tense ensures clarity.
3) While tense consistency is generally best, some cases like analyzing present versus narrating past allow purposeful shifting between tenses when used deliberately to establish style.