If it is dark the lights please.A. pick upB. look atC. turn onD. play with

问题补充：

If it is dark,the lights, please.

A. pick up

B. look at

C. turn on

D. play with

答案：

A. pick up

B. look at

(答案→)C. turn on

D. play with

解析： 如果天黑了，应该把灯打开，turn on表示打开的含义，故本题选C。