I found my new school quite different from I had studied in before.A. oneB. thatC. the on

问题补充：

I found my new school quite different from I had studied in before.

A. one

B. that

C. the one

D. it

答案：

A. one

(答案→)B. that

C. the one

D. it

解析：试题分析：句义：我发现我的新学校和以前我上学的学校很不一样。One 为泛指，相当于a/an +单数名词that为特指，相当于the+ 单数名词或者不可数名词 it 指代同名同物。而the one =the school,特指我以前上学的学校，所以C正确。