你先从正面的句子想
I would have come earlier if i knew that you were waiting
knew 的反义 就是 didn't know
I would have come earlier but i (didn't know) that you were waiting.
你先从正面的句子想
I would have come earlier if i knew that you were waiting
knew 的反义 就是 didn't know
I would have come earlier but i (didn't know) that you were waiting.