this is so difficult a question that none of us can answer itit要不要加在answer后面?我认为a question是先行词,that引导定从

分类: 作业答案 • 2021-12-20 02:31:06

问题描述：

this is so difficult a question that none of us can answer it
it要不要加在answer后面?我认为a question是先行词,that引导定从

答