Jawaban:

Simple past tense:

1. Talked on the phone at that time.
2. She put a camera in my locker yesterday.
3. We had a family gathering on the last lebaran day.

Past progressive tense:

1. Was talking on the phone at that time.
2. She was putting a camera in my locker yesterday.
3. We were having a family gathering on the last lebaran day.

Past perfect tense:

1. Had been talking on the phone at that time.
2. She had put a camera in my locker before I arrived.
3. We had already had a family gathering by the end of the last lebaran day.

Penjelasan:

untuk megubah menjadi simple past tense bisa menggunakan rumus:

(S + Verb 2 + O/C)

untuk megubah menjadi past progressive tense bisa menggunakan rumus:

(S + was/were + Verb I + ing + O/C)

untuk megubah menjadi Past perfect tense bisa menggunakan rumus:

(S + had + Verb 3 + O/C)