Contoh kalimat Why Question 1. Present Tense diubah ke past tense 2. Past tense diubah ke past perfect 3. Present perfect diubah ke past perfect. Terimakasih

1. present tense: she studies in her bedroom
    past tense: she studied in her bedroom

2. past tense: my father drove his new car
    past perfect: my father had drove his new car

3. present perfect: she have played with her cat
    past perfect: she had played with her cat

semoga membantu