Five minutes earlier,________ you could have met Mary white at the party．

Five minutes earlier,________ you could have met Mary white at the party．

A.but

B.and

C.otherwise

D.therefore

答案及解析： B

解析：

本题考查并列连词的含义及其所在句式。句意为“你要早来五分钟，你就会在晚会上见到Mary White．