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进行时的被动语态?

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现在进行时的被动语态是英语语法中的一种重要结构,用于表示当前时刻正在进行的被动动作。其基本构成和用法如下:

一、基本结构

现在进行时的被动语态由以下部分组成:

be动词 :根据主语的人称和数选择 am/is/are

I am being done

He/She/It is being done

We/They are being done

动词ing形式:

使用及物动词的 现在分词(-ing形式)表示被动动作

完整结构

be动词(am/is/are) + being + 动词ing

(例如:

The project is being discussed.

The problem is being solved. )

二、用法要点

强调动作承受者

当主语是动作的承受者时,需使用被动语态。例如:

The letter is being typed by my friend.

The cake is being baked in the kitchen.

表示当前进行但未必此刻发生的动作

与简单现在时被动语态不同,现在进行时被动语态可表示现阶段正在进行的动作,但不一定在说话时刻发生。例如:

The meeting is being held right now.

The experiment is being conducted at the lab.

与现在完成时被动语态的区别

现在进行时被动语态强调动作的当前性,常与 nowright now等时间状语连用。 - 现在完成时被动语态强调过去动作对现在的影响,常与 have/has been结构连用。 例如:

The movie has been watched.

The letter has been received.

三、特殊用法

含情态动词的被动语态

当情态动词(如 can/couldmay/might)与被动语态结合时,需使用被动语态结构。例如:

The task can be finishedtomorrow.

The problem might be solvedsoon.

少数及物动词的进行时态

部分及物动词(如 have/has been playing)用于表示按计划或安排正在进行的动作。例如:

The concert is being played by the orchestra.

四、常见错误

be动词错误:

需根据主语数选择 am/is/are,如 The students are being taught(正确)而非 are teaching。- 动词形式错误:使用 being done而非 done,如 The homework is being done(正确)。

通过以上要点,可系统掌握现在进行时被动语态的构成与用法,提升英语表达的准确性和丰富性。