Change direct questions into indirect questions.
Example:
What did she do? - Can you tell me what she did?
Do we have enough sugar? - I wonder if we have enough sugar.
Why did she cry? - Can you tell me ?
Does she speak Greek? - I'd like to know Greek.
Where is Joe? - Do you know ?
What time does the show start? - Do you have any idea ?
Is he all right? - I wonder all right