把你的书包放在椅子下面。
Put your schoolbag under the ___chair.
把你的手放在椅子上。
Put your hand on your ___chair.
它在椅子下面。
It's under the ___chair.
它在椅子上。
It's on the ___chair.
它在椅子下面吗?
Is it under the ___chair?