It is such a big stone —— no one can lift up Athat Bwith Cas D不填
问题描述：
It is such a big stone —— no one can lift up Athat Bwith Cas D不填
拜托各位帮下忙说下为什么选as
答
这种题目一开始,肯定第一感觉要填that,认为是such …as ,如此……以至于.但是仔细分析,no one can lift up 缺少宾语,这里的as 引导定语从句,先行词是a big stone.如果要填that,应该是It is a big stone that no one can lift it up.