Question

Only when I saw Night Banquet a second time_______to appreciate its subject and music beauty.

A．did I begin

B．that I began

C．I began

D．had I began

Answer 1

A

A only修饰状语置于句首时, 句子常用部分倒装形式, 本题中only 修饰when引导的状语从句, 故答案为A。