【简答题】Research by Scotland Yard published in a London newspaper, has proven that knife crime in London is a serious non – white phenomenon, with 165 of the 225 under- 18s accused of knife crime in the past ...
【单选题】听力原文:W: What keeps you so busy? You've been sitting there for hours. You've got to walk around. Let's take a coffee break. M: Well, I wish I could, but I'm up to my neck in work. I've got to finish th...