【简答题】用分液漏斗进行萃取操作时,对偏酸性的反应液用碱性水洗涤时,应注意什么?操作不当可能会产生什么结果?
【判断题】梁祝的故事被称为东方版的《罗密欧与朱丽叶》。判断
【单选题】Jim Smith is English. His first name is ____. [ ]
【单选题】I watched ______ last night. [ ]
【单选题】This is Jim Green.Jim is his ____ name.
【判断题】《西区故事》是以“罗密欧与朱丽叶”故事为题材创作的。
【判断题】喜剧故事片《笑逐颜开》,是一部以哈尔滨市第一建筑工程公司第一妇女建筑工程队为原型,表现“大跃进”时代家庭妇女走上社会参与建设的显示故事,堪称妇女题材的代表影片。()
【单选题】故事版原型分为被动故事板原型、主动故事板原型和( )。
【简答题】The building around the comer caught fire last night. The police are now _____the matter A. getting through B. working out C. looking into D. watching over