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 |
相关知识点
推荐套卷
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 |