帮我翻译一句话谢谢～

I am sorry I did not quickly return your mail. Because my home computer has some of the problems, hoping to understanding.

Sorry that I didn't reply you on time. My computer had some problems, thanks for your understanding!

Sorry for not replying you mail on time. Something wrong with my computer. SORRY!

I appologize for the delay on replying your email. My computer had some problem and was not functioning properly, please understand that.

I am sorry that I did not answer you in time.Please forgive me because my computer has some problems.