本标准适用于已投入商业运行的火力发电厂纯凝式汽轮发电机组和供热汽轮发电机组的技术经济指标的统计和评价。燃机机组、余热锅炉以及联合循环机组可参照本标准执行,并增补指标。中考英语主动语态和被动语态课件 英语动词有两种语态: 主动语态 (the Active V oice) 被动语态(the Passive V oice)What is it?A. 主动语态表示主语是动作的执行者。B. 被动语态表示主语是动作的承受者。We planted the tree.The tree was planted by us.WespeakEnglish.主语 谓语 宾语Englishisspokenbyus.主语 谓语 宾语主动语态被动语态当主语是动作的执行者时,动词用主动语态(ActiveVoice );如果主语是动作的承受者,动词便用被动语态(PassiveVoice )。Wecleanedtheclassroomyesterday.昨天我们打扫了教室。Theclassroomwascleanedbyusyesterday. 昨天教室被我们打扫了。Many students study English