单选题 The Channel Islands have been continuously under British role since ______.

【正确答案】 B
【答案解析】细读第二段，尤其最后说．．．in 1066，and from then on．．．English control was unbroken until World War Ⅱ。unbroken这里是“持续的、没有中断的”的意思，与题干中的continuously吻合。