It is dark outside so please your step while going down the stairs.A. seeB. lookC. notice

问题补充：

It is dark outside, so please your step while going down the stairs.

A. see

B. look

C. notice

D. mind

答案：

A. see

B. look

C. notice

(答案→)D. mind

解析：词义辨析。A. 看见 B. 看；注意 C.通知；留心 D. 介意；专心于。句意：外面很黑，因此当你下楼时请留意你的脚步。Mind含有专心的含义，故选D为最佳答案。