--Do you often hear John ___ in his room? --Yes. Listen! Now we can hear him ___ in his room.
|
A.sing; to sing |
B.singing; singing |
C.sing; singing |
D.to sing; singing |
It ____ Jack twenty minutes ____ the math problem yesterday.
|
A.took; to work out |
B.takes; worked out |
|
C.has taken; work out |
D.is taking; working out |
Who do you think you’d like ____?
|
A.to make friends |
B.make friends |
C.to make friends with |
D.make friends with |