Ответ:

1. My sister will have the photos printed next week.

2. My sister paid for electricity yesterday.

3. My sister always makes cakes herself.

4. My sister did homework yesterday.

5. My sister have found the information. // Не до конца уверен нужна ли здесь have.

Объяснение:

Не могу гарантировать 100% правильности!