To make us healthier, the teachers often see us ______ on the playground. 
#49764
A
took exercise
B
take exercise
C
take exercising
D
to take exercise
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I often spend a lot of time ________ after class.
#49146
A
practicing play
B
to practice playing
C
to practice to play
D
practicing playing
I don’t like milk, but mother wants me ______. 
#51371
A
drink
B
drinking
C
todrinking
D
todrink
 She is heard_______ every day in her room.
#49195
A
sings
B
sing
C
to sing
D
singing