These files are highly confidential, please store them properly.
这些文件是高度机密的,请妥善保存。
Who spoke a while ago?
刚才谁在讲话?
Undivided attention is another sign of respect. You may have noticed that very few people listen with complete attention. Most people half-listen, and if you ask them to repeat what you have just said, they cannot. They may appear to be listening, but i