upon放在句首,接被动时态该怎么处理

2025年03月16日 08:48
有2个网友回答
网友(1):

主动语态变被动语态的方法:1、主动语态中的宾语变被动语态中的主语;2、主动语态中的动词由主动结构变被动结构,即be+及物动词的过去分词;时态变化通过be的各种时态形式表现出来。如1)、一般现在时的被动语态:am/is/are+动词的过去分词;2)、一般过去时的被动语态:was/were+动词的过去分词;3)、一般将来时的被动语态:willbe+动词的过去分词;4)、含有情态动词的被动语态:情态动词+be+动词的过去分词;3、主动语态中的主语变被动语态中by的宾语(是代词时要用宾格)。如:We(主语)speak(谓语)Chinese(宾语).(主动语态)Chineseisspokenbyus.(被动语态)They(主语)planted(谓语)manytrees(宾语)lastyear.(主动语态)Manytreeswereplantedbythemlastyear.(被动语态)Theworkers(主语)willbuild(谓语)abridge(宾语))overtherivernextyear.(主动语态)Abridgewillbebuiltbytheworkersovertherivernextyear.(被动语态)He(主语)candraw(谓语)acat(宾语).(主动语态)Acatcanbedrawnbyhim.(被动语态)

网友(2):

Upon this book‘s being burned, I will lose it.这样改。
望采纳

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