we felt sorry__the old man,but we didn't know__to help him.

we felt sorry__the old man,but we didn't know__to help him we felt sorry__the old man,but we didn't know__to help him. We didn't laughing at him but helped him We visited the old man yesterday.改为否定句：We didn't visit the o we didn`t go home ____the old man was sent to the hospital 1 peter finished his work.we didn`t help him合并成一句 单句改错We persuaded him to stay at home,but he didn't We didn't study English last night,but we ______. I tried ( ) the window ,but that didn't help I still felt co We ____ for him,but haven't found him. 用him/her/yours等填空 1 We wrote to John but he didn’t answer __ 英语翻译提示：We didn't ____ ____ him.