A) due to B ) apt for C) all but D) prior to

21 查阅

A) due to

B ) apt for

C) all but

D) prior to

参考答案:

AA[试题分析]副词短语辨析题。[详细解答]duet。由于,应归于;apt for易于…的;all but几乎,差一点;prior to在前,居先。根据句意,填入due to更符合题意,故答案为A。