. ----You just think of yourself! You kept me waiting for at least three hours．----I am so

问题补充：

. ----You just think of yourself! You kept me waiting for at least three hours．

----I am sorry that you think so.

A. would

B. might

C. could

D. should

答案：

A. would

B. might

C. could

(答案→)D. should

解析：考查情态动词。“你只想到了你自己！你让我等了至少三个小时。”“你竟然这样想，我很遗憾。”A“愿意”；B“可能”；C“可以”；D“竟然”。故选D。