抓住四个“三”巧过语态关

时间:2022-09-20 08:34:26

语态是动词的一种形式,它表示主语和谓语的关系。语态有两种:主动语态和被动语态。主动语态不必细说,关键是被动语态。被动语态表示句子的主语是动作的承受者,汉语往往用“被”“受”“给”等词来表示被动意义。本文从何时用被动语态、被动语态的构成、怎样将主动语态改成被动语态及注意点等几个方面对其进行详细解析。

一、哪三种情况使用被动语态? “不知道” “没必要” “要强调”

1. “不知道”即不确切知道谁是施动者。如:

1)The minister was murdered.部长被谋杀了。

2)My car has been moved!我的汽车被挪动过了!

2. “没必要”即动作的施动者很明显,没有必要提到。如:

1)The rubbish hasn’t been collected.垃圾没有清走。

2)The streets are swept every day.马路每天都清扫。

3. “要强调”即说话者要强调动作的承受者或对所做的事比对做事的人更感兴趣时。如:

The house next door has been bought(by a Mr. Jones).隔壁的房子被(一个叫琼斯先生的人)买下了。

【中考题例1】-A new park in our hometown next year.

-Really? Our hometown must be more beautiful.(2013年齐齐哈尔卷)

A. will build B. will be built C. is built

解析:考查一般将来时的被动语态。句中的主语a new park和谓语动词build之间是被动关系,应用被动语态。根据时间状语next year可知,应用一般将来时,答案为B。

【中考题例2】Many houses____ in the earthquake of April 20, 2013 in Ya’an.(2013年玉林卷)

A. is destroyed B. are destroyed

C. was destroyed D. were destroyed

解析:考查一般过去时的被动语态。说话者要强调的是动作的承受者。根据句意可知,地震发生在过去,应该用过去时态,排除A、B;再根据句中的主语houses为复数形式,be动词应该用were,答案为D。

【中考题例3】A lot of trees around here every year,and we can enjoy fresher air now.(2013年重庆卷)

A. were planted B. are planted

C. will plant D. are planting

解析:考查一般现在时的被动语态。动作的施动者很明显,没必要提到。由时间状语every year可知,要用一般现在时态,选B。

二、被动语态由哪三部分构成?主语(动作的承受者)+谓语(助动词be+及物动词的过去分词+其他部分)+by短语(by+宾语)

被动语态由三部分构成,关键是谓语部分,即be+动词的过去分词。且被动语态的时态概念都是通过be的变化来表示的。by+宾语部分可以省略。如:

Bananas are grown (by people )in Hainan.海南种植香蕉。

【中考题例4】 Hanhan’s books are popular. They____by many teenagers.(2013年南宁卷)

A. is read B. was read

C. are read D. were read

解析:考查动词的被动语态。句子的主语they指代“韩寒的书”,与谓语动词read构成被动关系,用被动语态。答案为C。

三、怎样把主动语态改为被动语态?一是“喧宾夺主” ,二是“加be改谓”,三是“主语再见”

1.“喧宾夺主”即把主动语态中的宾语改为被动语态的主语。

2.“加be改谓”即加上助动词be,将主动语态的谓语动词改为被动形式(即过去分词),注意人称和数必须与新主语保持一致。

3.“主语再见”即把主动语态的主语变为被动语态by的宾语,放在从句的后面,by+宾语可以省略。试体会一下例句:

1)We keep the butter here.我们把黄油放在这儿。(主动语态)

The butter is kept here(by us).黄油在这放着。(被动语态)

2)People have seen wolves in the streets.人们在街上见到过狼。(主动语态)

Wolves have been seen in the streets.在街上看到过狼。(被动语态)

【中考题例5】—Who designed this game?

—It____by Tom in 1999.(2013年雅安卷)

A. is designed B. designs

C. was designed D. designed

解析:考查一般过去时的被动语态。把主动语态的宾语this game改为被动语态的主语it,加上助动词be,谓语动词变为designed(动词design的过去式和过去分词都为designed)。最后,把主动语态中动词的主语变为被动语态中by的宾语,即by Tom。根据时间状语in 1999可知,该题应用过去时态,选C。

【中考题例6】—Have you finished your project?

—Not yet. I’ll finish it if I ten more minutes.(2013年宁波卷)

A. give B. am given

C. will give D. will be given

解析:考查动词的被动语态。该句句意为:“如果再给我十分钟,我会完成它。”主语I与动词give之间是被动关系,在条件状语从句中,用一般现在时表将来。选B。

四、主动语态变成被动语态要注意三点

1. 主动结构含有双宾语(直接宾语和间接宾语),变成被动结构有两种形式:1)把间接宾语变为被动语态的主语,直接宾语保持不变;2)把直接宾语变为被动语态的主语,然后在间接宾语前加上介词to/for。如:

Someone gave her a bulldog. (主动语态)

She was given a bulldog. 或A bulldog was given to her.(被动语态)

【中考题例7】The restaurants offer children soft drinks for free on Children’s Day.(变为同义句)

Soft drinks for free in some restaurants on Children’s Day.

解析:答案为are offered to children。当把主动语态中的直接宾语soft drinks变为被动语态的主语时,要在原来的间接宾语children前加上介词to。

2. 在主动语态中,动词接不带to的不定式,在变成被动语态时,省略的to要还原。具有类似用法的词可以总结为:一感(feel)、二听(hear;listen to )、三让(let;have;make)、四看(look at;see;watch;notice)。如:

1)We saw them go out.(主动语态)

They were seen to go out by us. (被动语态)

2)He made us work.(主动语态)

We were made to work.(被动语态)

【中考题例8】If you see the cartoon film, you will laugh.(2013年呼和浩特卷)

A. be made B. be made to

C. make to D. make

解析:句意为:“如果你看了这部动画电影的话,你将会被逗笑。”动词make在主动语态中,后接不带to的动词不定式作宾语补足语,即make somebody do something。但变成被动语态后,省略的to必须加上。答案为B。

3. 含动词词组的主动语态在变为被动语态时,要将动词词组看作一个整体,不可以把它们分隔开来。

【中考题例9】Boys and girls should take good care of the books in the library. (变为同义句)

Boys and girls, the books in the library should

.

解析:答案为be taken good care of。词组take good care of意为“爱护;照顾”,在变为被动语态时,应当看成一个整体,不能丢掉后面的介词of。

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