问题
选择题
(2012·江苏高考)—Happy birthday!
—Thank you! It's the best present I________ for.
A．should have wished
B．must have wished
C．may have wished
D．could have wished
答案
答案：D
选D 考查情态动词。句意：“生日快乐！”“谢谢你！这是我所能期望的最好的礼物了。”could have wished意为“可能希望”，符合句意。