what is the right sentence should be?

[yyen]

A.Peter had bought a toy, didn't he?
B.Peter had bought a toy, hadn't he?

which one is right? If both wrong, what is the right sentence should be?

relevances:
w ww.usingenglish.com/forum/ask-teacher/179194-what-name-rules-sentence-question-grammar.html
w ww.usingenglish.com/forum/ask-teacher/179206-what-rules-grammar.html#post930198

HELP ME!
Thanks in advance.

 

[emsr2d2]

A.Peter had bought a toy, didn't he?
B.Peter had bought a toy, hadn't he?

which one is right? If both wrong, what is the right sentence should be?

relevances:
w ww.usingenglish.com/forum/ask-teacher/179194-what-name-rules-sentence-question-grammar.html
w ww.usingenglish.com/forum/ask-teacher/179206-what-rules-grammar.html#post930198

HELP ME!
Thanks in advance.

Only B is correct. If you wish to end with the question tag "didn't he?", then you need to use "Peter bought" instead.

 

[Rover_KE]

A.Peter [STRIKE]had[/STRIKE] bought a toy, didn't he?
B.Peter had bought a toy, hadn't he?:tick:

Which one is right? If both are wrong, what should the answers be?

References:
w ww.usingenglish.com/forum/ask-teacher/179194-what-name-rules-sentence-question-grammar.html
w ww.usingenglish.com/forum/ask-teacher/179206-what-rules-grammar.html#post930198

[STRIKE]HELP ME![/STRIKE] This is impolite.
[STRIKE]Thanks in advance.[/STRIKE] This is unnecessary. Just click on the Like button when you receive a reply you find helpful.

Rover