问题
单项选择题
No instances have been found () an interchanging of these two sentence constructions.
A. for
B. of
C. by
D. in
答案
参考答案:B
解析:
整个of短语作instances的定语,由于定语太长,故将它置于谓语动词之后,否则全句就会显得头重脚轻、失去平衡。语法学家称这种语法现象为“隔离定语”,英语中这种情况并不罕见。