Respuesta :

sam2020chocolate

Answer:

here is the corrected way

Explanation:

what did you do at 9 o'clock last night? i called you but nobody answered

Answer:the error would be "what did you do at 9 o clock last night ."

the correct appropiate wording would be "what  were you doing..  at 9 o'clock last night ? i phoned you but nobody answered ."

Explanation:  because its past tense