Ответ:
1. "What do you think of it?"- She asked.
She asked what I thought of it.
2. "When did you arrive?"- She asked.
She asked when I arrived.
3. "Did you fly to Cairo?" - She asked.
She asked if I flew to Cairo.
4. "Are you planning to stay long?" - She asked.
She asked if I was planning to stay long.
5. "What have you seen?"- She asked.
She asked what I had seen.