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- I must apologize,but I am afraid I can not stay any longer. 我必须向您道歉，我恐怕不能再呆了。
- I must apologize, but I am afraid I can not stay any longer. 我必须向您道歉，我恐怕不能再呆了。
- I really can not stay any longer. 我真的不能再呆了。
- I cannot endure listening to that any longer. 我再也不耐烦听那一套了。
- I am afraid I ought not to stay any longer. 恐怕我不该再呆了。
- Are you positive you can not stay any longer? 你真的不能再住些日子啦？
- Please pardon me,but I oughtn't to stay any longer. 请原谅，我不该再呆了。
- I'm sorry but I can't stay any longer. 很抱歉，我不能再待下去了。
- Excuse me, but I won't be able to stay any longer. 请见谅,我不得不先告辞了。
- I can not stay any longer. 我一刻也不能再呆下去了。
- I can not put up with such hot weather any longer. 我再也不能忍受如此热的天气了。
- I cannot endure your insults any longer. 我再也不能容忍你的侮辱。
- Excuse me,but I will not be able to stay any longer. 请原谅，不能不走了。
- I can not put up with you any longer. 我不能再忍耐了。
- Please pardon me,but I ought not to stay any longer. 请原谅，我不该再呆了。
- I hope you do not mind,but I really must not stay any longer. 我希望你不反对，不过我现在真的不能再呆了。
- I cannot stand waiting [to wait] any longer. 再等下去我可受不了啦。
- I hope you don't mind,but I really mustn't stay any longer. 我希望你不反对，不过我现在真的不能再呆了。
- I cannot put up with your behavior any longer. 我再也不能忍受你的行为了。
- I must apologize,but I'm afraid I can't stay any longer. 我必须向您道歉，我恐怕不能再呆了。
