c2:
A：Touch your knees with your hands five times.
B:All right.
c3:
A:Turn left and right seven times.
B:All right.
c4:
A:Lie on your back and lift up your legs eight times.
B:All right.
d1:
The boy is standing on the man's shoulders.
d2:
The girl is sitting on the woman's knee.
d3:
The man is putting the plate on his finger.
d4:
The girl is touching the flowers with her mouth.