The British political system (evolution) ______ over several centuries.

admin2009-06-28  62

问题 The British political system (evolution) ______ over several centuries.

选项

答案has evolved

解析 本句缺少谓语动词,所以evolution应用动词形式evolve,意为“进化,发展”,而且后面是延续性时间状语,所以用现在完成时,表示此动作还可能继续下去。
转载请注明原文地址:https://kaotiyun.com/show/6HqK777K
0

最新回复(0)