急!请英语高手帮忙翻译一下下面的句子，汉译英,不要机器翻译，翻译准确点，在线等，谢谢!

I apologize to her for my rudeness. He usually sits alone quietly for hours when he is in low mood. You should prepare seriously for the coming final exam. Our ultimate goal is to satisfy the clients. The new employee shapes up,which satisfied the man