--Have you heard the song Super Star?

--Yes, I heard it ________ by S. H. E.

1. A.
   sings
2. B.
   sang
3. C.
   sing
4. D.
   sung

-Have you heard the song Super Star?

-Yes, I heard it         by S. H. E.

A.sings           B.sang                   C.sing            D.sung