A)duetoB)aptforC)allbutD)priorto

A) due to

B ) apt for

C) all but

D) prior to

正确答案：A
答案：A
[试题分析]副词短语辨析题
[详细解答]duet由于应归于；aptfor易于…的；allbut几乎差一点；priorto在前居先根据句意填入dueto更符合题意故答案为A