He used to climb trees, _____ ?Aisn't heBdidn't heCdoesn't heDwasn't heAnswer: B. didn't he Read Explanation: ഒരു sentence ൽ 'used to' വന്നാൽ question tag ൽ 'didn't' ഉപയോഗിക്കുക. കൂടെ subject ആയ 'he' ഉം എഴുതുക.Read more in App