The key to exercise solutions in chapter 9.4 - Grammar for the textbook Wider World 4 - Student's Book with authors Suzanne Gaynor, Kathryn Alevizos and Carolyn Barraclough from Pearson Education
Question
Study the Grammar box. Find more examples of indirect questions in the quiz.
Answer
I was wondering when you're going home
Do you mind if I go to bed?
I'd like to know how much you earn
Could you tell me where the bathroom is? / Do you have any idea where the bathroom is?