单选题 There seems to be no alternative but ______ the offer.
A. accept B. to accept
C. accepting D. having accepted

【正确答案】 B

【答案解析】[解析] 句子的大意为：似乎没有选择，只能接受这个提议。There seems to be no alternative but后加to加动词原形为固定句型。所以B项符合题意。