contoh kalimat simple past tense vs present perfect tense

Past Tense
I ate banana yesterday

Present Perfect Tense
I have eaten banana for a week

simple past tense : i ate burger last night
                               - you saw the burglar yesterday
                              - it made me nervous last week

present perfect tense : i have eaten burger
                                     - you have seen the burglar
                                    - it has made me nervous

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