| When a yes/no question is changed to a sentence whether of if is used to intoduce the clause.
Example:
Yes/No question���������������������������������������� Reported Questions
Will she go?�������������������������������������������I don't know if/whether she will go.
Do you exercise?�������������������������������� I don't�remember if/whether I exercise.
Does she exercise?������������������������������ I don't know if/whether she exercises.
Did she exercise?�������������������������������� I don't know if/whether she exercised.
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| In a statement you cannot use question order. When making a reported questions the subject precedes the verb.
Notice: The auxiliary verbs do-does-did�(used as auxiliaries)�are deleted in a reported wh-question.
Question���������������������������� Reported question
������������aux. Sub�Verb������������������������������������� Sub Verb
Where does she go?����������I don't know where she goes.
What do you do?������������� I can't remember what I do.
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With the question word who the word order is the same in the question and in the reported question because WHO is the subject in both.
���S������ V�������������������������������������������� S���� V
Who��� ate ?������������������� I don't know who� �ate.
Who��� came?�������������������I don�t know who came.
Who���� is happy?�������������� I don't know who� is���� happy.
If there is a subject in the question, this subject is placed in front of the verb be.
��������V���� S������������������������������������������������������ S��������� V
Who is that man?�������������� I don�t know who that man��� is.
Who are they ?������������ I don�t know who���������� they����� are. | 
