The result is very important.It is supposed a secret between you and me.
A. to be kept
B. to keep
C. being kept
D. keeping
网友回答
(答案→)A. to be kept
B. to keep
C. being kept
D. keeping
解析：考查不定式的被动。固定搭配be supposed to do sth应该做某事；固定词组keep secret保密；句意：这个结果很重要，应该在你我之间被保密。根据句意说明使用被动语态的形式，故A正确。