One particular feature of the feudal system of England was that all landowners took oath of allegiance for the land they held___________.
A、to their immediate lord，but not to the king
B、to the king, but not to their immediate lord
C、neither to their immediate lord nor to the king
D、not only to their immediate lord, but also to the king
【正确答案】：D
【题目解析】：英国封建制度的独特特点是：所有土地拥有者，都要为手中的土地不仅要宣誓效忠于直接领主，而且还要宣誓效忠国王。
