问题描述：
—Happy birthday!—Thank you!It’s the best pre
—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
—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
问题解答：
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