everything useful与 something u

everything useful与 something u there was something useful in that bag(改为一般疑问句） （ ）there（ ）u I am something that makes everything visible,but myself is u ‘something’ ‘anything’ “everything”用法 know everything of something and something of everything. No everything of something and no something of everything anything something everything 的用法 用something nothing anything everything anything,something,everything,nothing区别 复合不定代词something anything everything nothing的用法与区别要详细的 Remember everything ____is useful to you. A.that B 谁知道 know something of everything 还是 know everything of somet