Present Perfect Tense : masa lalu (pernah/sudah)

Formula:

(+) S + has/have + past participle

(-) S + have not (haven't) / has not (hasn't) + past participle

(?) Have / has + S + past participle?

1. I have studied
2. They have finished homeworks
3. She hasn't completed the mission
4. we have tried escargot
5. have you went to Paris?
6. i have known Jack for 2 years
7. he has read half of the book
8. we have missed the bus
9. the dog has bathed yesterday
10. have you learned how to cook lasagna?

Simple Past Tense : masa lalu

Formula:

(+) S + was / were (to be) atau S + V2

(-) S + was not (wasn't) / were not (weren't) atau S + did not (didn't) + V1

(?)Was / were + S atau Did + S + V1?

1. i was very happy
2. he slept at 9 PM last night
3. it wasn't my book
4. they didn't go the party
5. did she cook pizza?
6. we played at the park with my dog
7. she stayed at my house
8. i learned French
9. my cat didn't sleep well
10. did you read the book?

semoga membantu yaa