A. They insisted on it. B. They reworded it. C. They submitted it again. D. They gave it up. 参考答案:D 答案解析:[听力原文]27-29 The Americans have backed down on a resolution they tabled at the United Nations
第33题: [多项选择]柔性版印刷设备分为()。 A. 机组式 B. 嵌入式 C. 卫星式 D. 层叠式 E. 触动式 参考答案:A, C, D