I afraid of the dark but now I don’t.A. use toB. used toC. use to beD. used to be

问题补充：

I afraid of the dark, but now I don’t.

A. use to

B. used to

C. use to be

D. used to be

答案：

A. use to

B. used to

C. use to be

(答案→)D. used to be

解析：本题的含义是我以前害怕黑夜，used to+动词原形可以表示以前或曾经的含义，be afraid of表示害怕某物或某人，故本题选D。