问题
选择题
I’ve already forgotten you bought the dictionary.
A．that it was when
B．that was it when
C．when was it that
D．when it was that
答案
答案：D
选D。考查强调句型和名词性从句。此处为强调句型的特殊疑问句形式“特殊疑问词+is/was it +that +句子的其他成分”, 作宾语时使用正常语序, 所以选D。