这是过去进行时的被动语态吗?He was so surprised at being discovered that he did not even try to run away.怎么理解 being discovered ,是过去进行时的被动语态吗?那being前面缺少系动词啊.

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这是过去进行时的被动语态吗?He was so surprised at being discovered that he did not even try to run away.怎么理解 being discovered ,是过去进行时的被动语态吗?那being前面缺少系动词啊.

这是过去进行时的被动语态吗?He was so surprised at being discovered that he did not even try to run away.怎么理解 being discovered ,是过去进行时的被动语态吗?那being前面缺少系动词啊.
这是过去进行时的被动语态吗?
He was so surprised at being discovered that he did not even try to run away.
怎么理解 being discovered ,是过去进行时的被动语态吗?那being前面缺少系动词啊.

这是过去进行时的被动语态吗?He was so surprised at being discovered that he did not even try to run away.怎么理解 being discovered ,是过去进行时的被动语态吗?那being前面缺少系动词啊.
不是过去进行时的,be之所以用ing形式,是因为前面的介词at,介词后面动词要用ing形式,这是固定的用法.他是被发现的,所以要用be discovered,又因为前面介词是at,所以就成了being discovered ,明白了吧?

was being是什么时态的被动语态来着,记不得了.是过去进行时的被动语态吗? 这是过去进行时的被动语态吗?He was so surprised at being discovered that he did not even try to run away.怎么理解 being discovered ,是过去进行时的被动语态吗?那being前面缺少系动词啊. 过去进行时的被动语态是什么? 英语被动语态的结构he was killedthe window was broken by Mike都是表示被动语态被动语态的结构是be+过去式还是be+过去分词呢?有什么区别吗 高手们一般过去时否定式was/were+not后面加的动词是原形吗?我说的不是过去进行时和被动语态啊! 英语的过去进行时语被动语态的区别 将来过去完成进行时的被动语态结构 英语中过去完成进行时的被动语态是什么 过去将来进行时的被动语态是什么 过去将来完成进行时的被动语态谁能举个例子 被动语态详解过去将来完成进行时的 过去进行时被动语态造句 被动语态不是加过去分词吗?那为什么“be”在被动语态里是用“was/were”这两个词是过去式而不是过去分词 being在现在进行时的被动语态中指am/is/are+being+过去分词是现在进行时的被动语态,being指 i was worked 和i worked的区别?为什么有的动词已经是过去时了,还要加Be动词的过去时呢?是被动语态吗i was woking 是过去进行时i worked 是一般过去时 那i was worked这种是什么时态呢?还有第三人称单 过去进行时的主动语态变被动语态怎么变 最好有例句 过去进行时的主动语态变被动语态怎么变 最好有例句 过去将来进行时的被动语态是would being done吗为什么不是 would be being done将来进行时被动语态不是 will be being done吗