I was standing atop a North Carolina mountain, the afternoon sun like golden lace through the trees．
A. threaded
B. threading
C. being threaded
D. was threaded
网友回答
A. threaded
(答案→)B. threading
C. being threaded
D. was threaded
解析：
从句子结构分析：前面是完整的句子，和后面的成分用逗号隔开，没有连词，说明后面不是一个句子，而是独立主格结构，又因the afternoon sun和thread是主动的关系，所以用现在分词。句意是：我站在North Carolina的山顶上，下午的阳光象金色的带子穿过树林。选B。