【单选题】To: 'Steve Cashman' From: 'Ivan Cocker' Date: Monday, February 12, 20— 9:05 p.m. Subject: Re: Video Presentation Hi Steve, Regarding the technology you want to use on your upcoming Web-based video pre...
【简答题】Do you know what the White House is? Perhaps some of you do, while others don’t. The White House is a house in Washington. The president of the U.S.A. lives in it. It's really white. But do you know w...