Weshouldntdrink_____的精选

问题详情：Weshouldn'tdrink________wedriveandwemustn'tdriveif   we'vedrunk.A．unless B．before C．until D．while【回答】B[考查状语从句。句意：开车前我们不应喝酒，而如果喝酒了就一定不要开车。根据句意可知，此处...