补充省略部分,分析句子The professor can hardly find sufficient grounds on which to base his arguments in favor of the new theory.请帮忙补充on which 后面省略的成分.它是做定语的么?
问题描述:
补充省略部分,分析句子
The professor can hardly find sufficient grounds on which to base his arguments in favor of the new theory.
请帮忙补充on which 后面省略的成分.它是做定语的么?
答