It was at that school he realized his dream he was going to be a teacher.A. that; thatB.

问题补充：

It was at that school he realized his dream he was going to be a teacher.

A. that; that

B. that; which

C. where; that

D. where; which

答案：

(答案→)A. that; that

B. that; which

C. where; that

D. where; which

解析： 考查强调句型及同位语从句。第一空是强调句型，强调的是地点状语at that school，，强调句型结构为it is +被强调部分+that，第二空是同谓语从句，用that 解释前面的名词dream，所以答案选A。