— It’s getting dark. I’m afraid I must be off now.— .A. That’s all rightB. You are niceC.

问题补充：

— It’s getting dark. I’m afraid I must be off now.

— .

A. That’s all right

B. You are nice

C. What a pity

D. See you

答案：

A. That’s all right

B. You are nice

C. What a pity

(答案→)D. See you

解析：句意：--天快黑了，现在恐怕我需走了。--再见。That’s all right不客气； You are nice你真好； What a pity多可惜； See you再见。根据句意故选D。