Please the water when you brush your teeth.A. take downB. turn upC. take awayD. turn off

问题补充：

Please the water when you brush your teeth.

A. take down

B. turn up

C. take away

D. turn off

答案：

A. take down

B. turn up

C. take away

(答案→)D. turn off

解析：take down记下，拿下； turn up出现，发生；take away带走，拿走；turn off关掉，关闭；句意：当你刷牙时，请关上水。结合语境可知选D。