Though I have often heard this song _______. I have never heard you _______ it.
A.being sung, sang | B.sang, singing | C.sung, sing | D.to be sung, to sing |
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Though I have often heard this song _______. I have never heard you _______ it.
A.being sung, sang | B.sang, singing | C.sung, sing | D.to be sung, to sing |