A-A+
______what you intended I should not have was
问题详情
______what you intended, I should not have wasted my time trying to explain matters to you.
A．I had realized
B．Had I realized
C．Realized had I
D．Had realized I请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：句意：若我当时认识到你的意图，我就不会费口舌向你解释这些事情了。考查省略if的虚拟条件句用法。If从句及其主句在表达的内容与过去事实相反时，if从句中助动词had提前，if省略。
