在SAT语法中,1 -- it 可以指代事情吗?2 -- that可指代事情吗?3 --this可以指代一句话吗?

every是不定代词,它只能是形容词性的,后面必须跟名词
而each可以单独使用,做代词.但是如果each做定语从句的先行词,关系代词只能用that,不能用which.

1.可以。2.可以。3.可以。4.each可以。能否详细点？？1.We think it right to respect old people. To study English well is difficult, but I will try to make it. 2. ---I broke the glass of the teacher's.-----God! How can yo...