问题
选择题
The Diaoyu islands have been part of China's territory since ancient times, ________ as important fishing grounds of Taiwan.
A.served
B.to serve
C.serving
D.having served
答案
答案:C
C 考察非谓语动词。句义:钓鱼岛作为台湾的重要渔场,自古以来就是中国的领土。分析句子结构可知,空格处做伴随状语,且和主语是逻辑上的主动关系,故用现在分词做状语,表示主动关系。故C正确。