IwouldhavecomesoonerbutI thattheywerewaiting.A．haven’...

来源：语文精选馆 2.07W

I would have come sooner but I that they were waiting.

A．haven’t known B．hadn’t known

C．don’t know D．didn’t know

句意：我本来会早点来的，但我不知道他们在等我。考查动词时态辨析题。would have come是表示与过去事实相反的虚拟语气，根据句意结构和语境，可知本句是说“我当时不知道他们在等”，需用一般过去时，故选D。