英语 高三 选择题 标准

重点词汇与短语辨析(Unit 1-2) — 英语选择题

沪外教版·英语(高中) 英语选择性必修 第四册 AI 三重审校通过

题目
Because the laboratory was temporarily closed, the researchers had to ____ the scheduled test until Monday. A. call off B. put off C. carry out D. bring forward