Joseph: I am really impressed with your presentation skills.
Danielle: Thank you. I have been working on it for several years.
Joseph: Well, your time has been well spent!
Danielle: It also helps that I have strong team members, such as yourself. You really know your stuff!
Joseph: Thanks, but I have to admit I am really good at bluffing!
Be impressed with 留下深刻的印象
know your stuff对自己的领域很精通
bluff 虚张声势，咋呼(这里是一种自谦的说法)内容来自 听力课堂网：http://www.tingclass.net/show-8412-236017-1.html