问题
选择题
I don’t remember how many years ago ______________I paid my last visit to the principle of my primary school.
A．it was that
B．was it that
C．it was when
D．was it when
答案
答案：A
考查it was that的强调句型。本句强调句子的时间状语how many years ago，且从句要用陈述语序，所以选A。