Listen! I can hear Simon _____ in the next room. And we often hear him ______.
A.sing; singing | B.singing; sing |
C.to sing; to sing | D.singing; to sing |
Listen! I can hear Simon _____ in the next room. And we often hear him ______.
A.sing; singing | B.singing; sing |
C.to sing; to sing | D.singing; to sing |