单选题 They hoped to be able to move into the new building at the end of the month, but things did not ______ as they had expected.

【正确答案】 B

【答案解析】[考点] 词组辨析、理解与运用
[解析] work at/on“从事”。work out“解决，产生某种结果”，如：The situation worked out quite well.(情况到最后相当不错。)work off“排除；清理”。