【单选题】
We are confident that relations between ?North Korea and South Korea _______ through further?? efforts to reduce the long-term hostile ?attitudes.
【单选题】
Washington Irving’s_________ became the first work by an American writer to win financial success on both sides of the Atlantic in the first half of the 19th century.
【单选题】
Lifelong learning is both formal and non-formal; and the boundaries between face-to-face teaching and ___________ education are increasingly blurred.