单选题 Scarecely had the van turned the corner than the mirror came off.

【正确答案】 B
【答案解析】[解析] 本句能与than搭配使用的选项只有A和B;而no more...than意为“不过,仅仅,同……一样不”与题意不符;只有选项B.no sooner...than(一……就)是正确答案。