【简答题】refers to any of the people from Normandy in northern France who settled in England after their leader William defeated the English king at the Battle of Hastings in 1066.
【单选题】____ refers to any motion of the aircraft to the side and downward toward the inside of a turn while ____ refers to any movement upward and outward away from the center of a turn.
【简答题】阅读理解。 The word advertising refers to any kind of public announcement that brings products and services to the attention of people. Throughout history, advertising has been an effective way to promote ...