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7.动态被动将来完成时

现在时过去时将来时过去将来时完成时过去完成时将来完成时过去将来完成时进行时

过去进行时 将来进行时 过去将来进行时 现在完成进行时 过去完成进行时其它时态

 

1动态被动将来完成时 肯定形式 公式:主+must+have+been+过分

定义:强调宾语肯定已经被......

肯(主动)Someone must have opened the windon.有人肯定已经打开那扇窗户。

肯(被动)It must have already been opened.它肯定已经被打开了。

I can't find my bag.Someone must have stolen it.<人:主动>
我找不到我的提包.有人肯定把它偷走了。
I can't find my bag.It must have been stolen.<物:被动>
我找不到我的提包.它肯定被人偷走了。

*过分=过去分词=过去式=除不规则外都是过去式 *2个动词前者变否定,疑问...

*口诀:两个动词前者变,越学越简单.

2动态被动将来完成时 否定形式

This must have never been heard of before.此事肯定从未听说过。*肯=否,非not/no形式

3动态被动将来完成时 疑问形式

What,he must have been sacked?什么,他肯定被解雇了?*肯=疑,非动词引导*sack[s*k]解雇<口>

4动态被动将来完成时特问形式

Who must have been selected to take part in the project?

肯定谁要被挑选来参与这项计划的?*[si`lekt]挑选

Well,what must have been done can't be undone.哎,肯定已经无法挽回.

*what引导的主语从句*7个动词的排列

5动态被动将来完成时典型例句:建议入门者暂不阅读 ↓

Two words must have been crossed out.肯定有2个词已经被删除了。

You must have been taken in by him.肯定你是遭他骗了。

This new product must have been put on the market.肯定这种新产品已投放市场。

This book must have been translated from English into Chinese.

这本书肯定已经由英语翻译成汉语了。

=This book must have been translated out of English into Chinese.*out of从=from

现位置将来完成时完*学习者请访问过去将来完成时*教学者访问课后答疑陆续1 2 3...

 

[为您答疑]英语10万个为什么? 建议入门者暂不阅读 页底

1.怎么将不同被动形式组成简短对话呢为什么? :不同的结果在不同的时间里发生着。

[主] Mustn't anyone have opened the window yet?肯定还没有人打开那扇窗户吗?*完/否/疑

[] It mustn't have been opened yet.它肯定还没有被打开呢.*完/否

[] It will be opened tomorrow.明天它被打开.*将

2.already=肯 yet=否/疑为什么?:能更准确地表述,是同该时态配合的结果。

[主] Mustn't anyone have aired this room yet?肯定仍没有人通风那个房间吗?*完/否/疑

[主] Someone must have aired it.某人肯定已经通风了它.*完/否

[] It has already been aired.它已经被通风了.*完

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