_____________(不論晴雨),we'll have to go tomorrow.
答案:Rain or shine
解析:本題考查固定用法"不論......",英語用...or...來表達。如:Winter or summer,that lady always wears a long black gown.(不論夏冬,那個老婦人總是穿一身黑色長袍。)類似的表達還有:better or worse,good or evil,sink or swim,men or women,old or young。