Unit 5 What are the shirts made of? 被动语态突破练（含答案）

Unit 5 What are the shirts made of 被动语态
突破练
一、合作探究
1．被动语态
当主语为动作的执行者时，谓语的形式为 语态； 当主语为动作的承受者时，谓语要用 语态。
一般现在时的被动语态句型结构
肯定句 主语+ + (by...).
否定句 主语+ + +动词过去分词(by...).
一般疑问句 +主语+动词过去分词 (by...) Yes, 主语+ ./No, 主语+ .
特殊疑问句 + +主语+动词过去分词 (by...)
2．你知道哪些后接不定式作宾补的动词在主动语态中会省略to，而在被动语态中不能省略to吗？
二、单项选择
3．When I was a kid, some of my pocket money ________ to buy stuffed toy animals.
A．uses B．is used
C．used D．was used
4．The 33rd Olympic Games ________ in Paris in July, 2024.
A．will hold B．is held
C．will be held D．was held
5．I ________ TV on Sundays, but on weekdays I can’t watch TV.
A．am allowed watch B．am allowed to watch
C．allow watch D．allow to watch
6．People ________ to eat food on the subway because it may influence others.
A．won’t allow B．won’t be allowed
C．don’t allow D．aren’t allowed
7．Nowadays, Chinese ________ by more and more foreigners.
A．was learned B．learned
C．is learned D．has learned
8．All children ________ to do more exercise and grow up healthily.
A．expected B．will expect
C．were expected D．are expected
9．Every day, too much water ________ in our school. We should save it.
A．is wasted B．wastes
C．was wasted D．wasted
10．— ________ the film ________ Snow White
—No, it isn’t.
A．Has; been called B．Is; called
C．Was; called D．Will; be called
三、完成句子
11．People usually plant trees in March every year. (改为被动语态)
Trees usually by people in March every year.
12．Does Mary read this book every day (改为被动语态)
this book by Mary every day
13．Do people use knives to cut things (改为被动语态)
to cut things by people
14．More and more people buy new energy vehicles. （改为被动语态）
New energy vehicles more and more people.
15．Schools don’t usually allow students to wear their own clothes at school.(改为被动语态)
Students usually not to wear their own clothes at school.
16．They sell a lot of things in Oxfam shops to help people in need. (改为被动语态)
A lot of things in Oxfam shops to help people in need.
17．We always share good ideas in English class.（改为被动句）
Good ideas always in English class by us.
18．People believe that this new virus is harmful to the human body. (改为被动语态)
that this new virus is harmful to the human body.
19．My mother allows me to use her cellphone. (改为被动语态)
I use my mother’s cellphone.
20．We use electricity to light streets, warm people and drive trains.（改为被动语态）
Electricity to light streets, warm people and drive trains.
21．The government requires young people to run after their dreams.（改为被动语态）
Young people to run after their dreams by the government.
22．People can take off the heavy coats in early spring.（改为被动语态）
The heavy coats by people in early spring.
参考答案：
1． 主动 被动 am/is/are 动词过去分词 am/is/are not Am/Is/Are am/is/are am not/isn’t/aren’t 特殊疑问词 am/is/are 2．make, have, let, see, watch, hear, feel等动词。
3．D
考查时态和被动语态。uses使用，一般现在时；is used被使用，一般现在时的被动语态；used使用，一般过去时；was used被使用，一般过去时的被动语态。分析题干可知，主语“some of my pocket money”和动词“use”之间是被动关系，结合“When I was a kid”可知，应用一般过去时的被动语态。故选D。
4．C
考查一般将来时被动语态。根据“The 33rd Olympic Games…in Paris in July, 2024”可知，主语“The 33rd Olympic Games”和动词“hold”之间是动宾关系，应用被动语态，结合时间状语“in July, 2024”可知，应用一般将来时的被动语态，其结构为“will be done”。故选C。
5．B
考查被动语态。主语“I”和谓语“allow”之间是被动关系，需用被动语态“be done”的形式。排除CD项；be allowed to do sth.意为“被允许做某事”，排除A项。故选B。
6．D
考查被动语态。根据语境可知，此处指的是人们不被允许在地铁上吃东西，空格处应用被动语态，即“be not+allow的过去分词”结构，主语为“People”，故be动词应用aren’t。故选D。
7．C
考查一般现在时的被动语态。根据“Chinese…by more and more people in the world.”可知，这句话的主语是Chinese，它和动词learn构成被动关系，所以应该用被动语态；由“Nowadays”可知，应该用一般现在时的被动语态，其构成为“am/is/are+done”，主语是“Chinese”，因此用“is learned”。故选C。
8．D
考查时态和语态。分析句子可知，主语“All children”与expect之间是被动关系，又结合语境可知，该句是一般现在时被动语态“am/is/are+动词过去分词”，主语为复数，be动词用are， 9．A
考查一般现在时的被动语态。根据“Every day”可知，句子应用一般现在时，主语为too much water，与动词waste之间存在被动关系，所以用一般现在时的被动语态，主语是第三人称单数，be动词应用is，waste的过去分词为wasted。故选A。
10．B
考查一般疑问句的助动词。the film与call之间是动宾关系，所以用被动语态，根据“No, it isn’t.”可知，疑问句第一空助动词用is，所以是一般现在时的被动语态的一般疑问句。故选B。
11． are planted
根据“every year”可知，句子时态为一般现在时；一般现在时的被动语态结构为：am/is/are+动词的过去分词，主语Trees是名词复数，be动词应用are，plant的过去分词为planted。故填are；planted。
12． Is read
原句是一般现在时，改写后的句子用一般现在时被动语态am/is/are done的结构，主语是单数形式，助动词用is，read的过去分词是read，故填Is；read。
13． Are knives used
原句改为被动语态时可以表达为“刀被人们用来切东西吗”，原句时态为一般现在时，所以使用一般现在时的被动语态，主语为knives，结构：are done，use的过去分词为used，一般疑问句中将are置于句首，其后接主语和动词过去分词。故填Are；knives；used。
14．are bought by
原句是一般现在时，一般现在时的被动语态结构：am/is/are done。主语是复数，be动词用are，过去分词为bought。by“被”，后加动作的执行者。故填are bought by。
15． are allowed
原句是一般现在时，此处应用一般现在时的被动语态，主语是复数名词，be动词用are，第二个空填allow的过去分词形式allowed。故填are；allowed。
16． are sold
原句是一般现在时，变为被动语态结构为：am/is/are done，主语是复数，be动词用are，过去分词用sold。故填are；sold。
17． are shared
句子是一般现在时，被动语态结构为：am/is/are+done，主语是复数，be动词用are，过去分词为shared。故填are；shared。
18． It’s believed
根据题干要求，改为被动语态可用句型：It’s believed that“人们相信”，句子应用一般现在时。故填It’s；believed。
19． am allowed to
allow sb to do sth“允许某人做某事”，变被动语态为sb be allowed to do sth“某人被允许做某事”，时态为一般现在时，主语是I，be用am。故填am；allowed；to。
20． is used
根据原句中的use可知，本题是一般现在时。use的意思是“用，使用”，是动词，electricity的意思是“电”，electricity和use之间是被动关系，故改为被动语态时，用一般现在时的被动语态。一般现在时的被动语态的句子结构是：主语+is/am/are+动词的过去分词+其它；electricity是不可数名词，故后面的be动词用is，use的过去分词是used。故填is；used。
21． are required
requires是动词三单，被动语态改为一般现在时被动语态，主语people是复数形式，助动词用are，过去分词是required，故填are；required。
22． can be taken off
考查主动语态变被动语态。原句是一般现在时，应改为一般现在时的被动语态，情态动词can后为动词原形，结构为can be done。take的过去分词是taken。故填can；be；taken；off。