您要查找的是不是：
- I am unable to cycle to school because my bicycle is broken. 我不能骑车上学，因为我的自行车坏了。
- I am sorry I am unable to comply with your request. 很抱歉，我不能答应你的请求。
- I am unable to improve on his suggestion. 我提不出比他更好的建议了。
- I am unable to keep my engagement with you. 我不能和你们朝夕相处。
- I was unable to improve on his translation. 我没法再提高他的译文。
- I was unable to recollect the names. 我回想不起那些名字了。
- I am unable to express myself in English. 我不能用英语表达我的意思。
- I am unable to prove the truth of what he said. 我不能证实他所说的话。
- What I owed I am unable to pay back. 还欠你的我不能给。
- I was unable to satisfy them of the truth of my story. 我无法使他们相信我说的是实话。
- I am unable to improve on his suggestion . 我不能提出比他更好的建议了。
- I regret to say that I am unable to help you. 很抱歉，我爱莫能助。
- Sorry,I am unable to come on time. 对不起;我没能按时来.
- I was unable to attend the meeting because of a prior engagement. 我因有约在先，所以未能参加这个会。
- I was unable to find out the intricate windings of the labyrinth. 我无法找出迷宫中扑朔迷离的路线。
- I was unable to assure her of my feelings. 我没能使她明白我的感情。
- Something turned up and I was unable to go. 发生了一点意外，我不能离开
- I replied that I was unable to help them. 我回答说我不能帮助他们
- I was unable to prove the truth of what be said . 我不能证实他的话。
- I was unable to assure her that I loved her. 我无法使她相信我爱她。
