单选题 It is dry. It rained ______ last month than we had expected.
[A]a little often [B]less often [C]often less

【正确答案】 B
【答案解析】[解析] 本句意为“天气太干燥了，上个月没有像盼望的那样下雨”。句中有than，说明考查的是比较级的知识。