----Why do you always sleep ?----Because I’m afraid of the dark. A. by yourselfB. with the

问题补充：

----Why do you always sleep ?

----Because I’m afraid of the dark.

A. by yourself

B. with the door open

C. with the window open

D. with the light on

答案：

A. by yourself

B. with the door open

C. with the window open

(答案→)D. with the light on

解析：由答语:因为我害怕黑暗，可推知前句为：你为什么总是让灯开着睡觉？故选D。