We didn't know the answer to the question that why he didn't

We didn't know the answer to the question that why he didn't I didn’t know that how to answer the question._______ He didn't tell me the answer _________the question. 同义句改写：He pretended that he didn't know the answer I didn‘t know the answer and( ). 21.－Why didn' t you answer the phone this afternoon?－We didn It was an＿＿question,so he didn’t know how to answer it. we all wanted to know why didn`t she went to the party last I want to know why didn't he reture the kook to Why didn't he pass the exam?I want to know. The reason why he didn't go to school is that he was ill.是什么 the reason why he didn't go to school lastweek was that he w