定语从句和名词性从句的区别,On stepping into the office,the girl was frigh
定语从句和名词性从句的区别, On stepping into the office,the girl was frightened to find that the whole office was fill with _____ looked like tiny worms. A.that B.something C.what D.anying 为什么不能选B,不能看作定语从句(关系代词省略)吗?