I heard he_____（play）the piano in the room last night.
I heard he _______ the piano in the room last night.
A. played B. plays C. to playD. playing
百度上查的题目的答案是A,但是我觉得D更合适,希望有更权威的大侠来解惑一下.请恕我直言：无知者勿扰.