Question

the doctor wanted to know,''when did you last take your temperature?''(change into reported speech)

Answer 1

The doctor asked him that when did he take his last temperature.

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Answer 2

The doctor wanted to know when you had last taken the temperature.

I this case as there is no object mentioned in the reported verb (The doctor wanted to know from whom) so we will not change the object in the reported speech also (you remains you

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