单选题 —Tell me something about your adventure last year.
—We lost our way in the forest and______matters worse was______it began to rain.

【正确答案】 A

【答案解析】[解析] 前空缺少主语，用what引导一个主从句表示“所……的”；后空句意、结构均完整，但was后面的表语从句的引导词that不能省略。所以答案为A。