解析 这是现在完成时的被动语态.本来,have been就是现在完成时,be done就是被动语态,两者结合起来就成了现在完成时的被动语态了.例句: The job has been done. The work has been finished. 是不定式的完成被动式。 被动语态的现在完成时的不定式反馈 收藏 ...
1.to have been done 是完成时的被动语态,表示“已经被...”Having been done 应该没有这样的说法吧,having bee doing是完成进行时,表示“一直在被...”2.完成进行时应该没有被动语态,have been pulling down是主动...相关推荐 1英语时态问题1 to have been done和 having been done 有什么区别啊 To have...
非谓语动词having been done,to have been done什么时候用?举一些例子. 答案 在句子中充当除谓语以外的句子成分的动词形式叫做非谓语动词.非谓语动词分为三种形式:不定式,动名词,和分词(分词包括现在分词和过去分词).1)不定式时态\语态 主动 被动 一般式 to do to be done完成式 to have done...相关推荐 1非...
to have been done是动词不定式的完成时的被动语态，表示某个被动动作在过去已经被完成。它用于描述在过...
完成进行时：to have been doing (表示过去开始并延续至谓语动词的时间)被动式：to be done (表示被动) 完成被动式：to have been done (表示过去和被动)复合结构：for sb to do 否定式：not to do/not to have done 动名词或现在分词：一般式：doing 完成式：having done (表示过去)被动...
to have been done实际上是现在完成时的被动形式，当现在完成时中的动词"have"与"been done"结合，就构成了这一时态的被动表达。简单来说，它表示动作已完成，并且强调的是动作的被动性和已完成的状态。例如，当我们说"The job has been done"，意思是"工作已经完成"，强调的是工作被完成这一事实，...
to do, to be doing ,to have done, to be done, doing, to have been done, doing , having done, being done, having been done, done等的时态、语态的使用。 1. To do (不定式,主动) 例句: I want to learn English. 解释: 结构: "to do" 形式是主动不定式,表示动作还未发生。
你可以从事态来对他们进行区别及意思上也可以to be done是将来时态 being是进行时态to have been done还没有完成的事情但将要完成The building to have been done in three days is her.having been 则是过去已完成的了结果一 题目 一个英语语法疑问.一般被动式:to be +过去分词 和 being+过去分词的差别是...
一般式 to do to be done 完成式 to have done to have been done 2）动名词 时态\语态 主动 被动 一般式 doing being done 完成式 having done having been done 3）分词 时态\语态 主动 被动 一般式 doing being done 完成式 having done ha...
1 have been done往往是谓语动词：By now all the collapsed houses have been cleared to make way for the new ones to be built.2 to have been done往往是非谓语动词或者是复合谓语动词结构：By now all the collapsed houses are supposed to have been cleared to make way for the new ...