初二英语被动语态改写练习题20题(答案解析)

初二英语被动语态改写练习题20题(答案解析)
1.People clean the classroom every day.
The classroom is cleaned by people every day.
答案：The classroom is cleaned by people every day.
解析：一般现在时的被动语态结构是am/is/are + 过去分词。

原句中clean 的过去分词是cleaned。

主动句的主语people 在被动句中变为by people，宾语classroom 变为被动句的主语。

2.Students read books in the library.
Books are read by students in the library.
答案：Books are read by students in the library.
解析：一般现在时被动语态，be 动词用are，read 的过去分词还是read。

主动句主语students 在被动句中变为by students，宾语books 变为被动句主语。

3.My mother makes breakfast every morning.
Breakfast is made by my mother every morning.
答案：Breakfast is made by my mother every morning.
解析：make 的过去分词是made，一般现在时被动语态be 动词用is。

主动句主语my mother 在被动句中变为by my mother，宾语breakfast 变为被动句主语。

4.The teacher corrects our homework.
Our homework is corrected by the teacher.
答案：Our homework is corrected by the teacher.
解析：correct 的过去分词是corrected，一般现在时被动语态be 动词用is。

主动句主语the teacher 在被动句中变为by the teacher，宾语our homework 变为被动句主语。

5.We water the flowers in the garden.
The flowers in the garden are watered by us.
答案：The flowers in the garden are watered by us.
解析：water 的过去分词是watered，一般现在时被动语态be 动词用are。

主动句主语we 在被动句中变为by us，宾语the flowers in the garden 变为被动句主语。

6.My father repairs the bike.
The bike is repaired by my father.
答案：The bike is repaired by my father.
解析：repair 的过去分词是repaired，一般现在时被动语态be 动词用is。

主动句主语my father 在被动句中变为by my father，宾语the bike 变为被动句主语。

7.They play basketball after school.
Basketball is played by them after school.
答案：Basketball is played by them after school.
解析：play 的过去分词是played，一般现在时被动语态be 动词用is。

主动句主语they 在被动句中变为by them，宾语basketball 变为被动句主语。

8.The students clean the blackboard.
The blackboard is cleaned by the students.
答案：The blackboard is cleaned by the students.
解析：clean 的过去分词是cleaned，一般现在时被动语态be 动词用is。

主动句主语the students 在被动句中变为by the students，宾语blackboard 变为被动句主语。

9.My sister washes the dishes.
The dishes are washed by my sister.
答案：The dishes are washed by my sister.
解析：wash 的过去分词是washed，一般现在时被动语态be 动词用are。

主动句主语my sister 在被动句中变为by my sister，宾语the dishes 变为被动句主语。

10.We do our homework every day.
Our homework is done by us every day.
答案：Our homework is done by us every day.
解析：do 的过去分词是done，一般现在时被动语态be 动词用are。

主动句主语we 在被动句中变为by us，宾语our homework 变为被动句主语。

11.People will build more smart cities in the future.
被动语态：More smart cities will be built by people in the future.
答案解析：一般将来时的被动语态构成是will be + 过去分词。

此句中build 的过去分词是built，by people 表示动作的执行者。

12.The company has developed a new app.
被动语态：A new app has been developed by the company.
答案解析：现在完成时的被动语态构成是have/has been + 过去分词。

此句中develop 的过去分词是developed，by the company 表示动作的执行者。

13.They will plant more trees next year.
被动语态：More trees will be planted by them next year.
答案解析：一般将来时的被动语态构成是will be + 过去分词。

此句中plant 的过去分词是planted，by them 表示动作的执行者。

14.The scientists have made important discoveries.
被动语态：Important discoveries have been made by the scientists.
答案解析：现在完成时的被动语态构成是have/has been + 过去分词。

此句中make 的过去分词是made，by the scientists 表示动作的执行者。

15.We will hold a sports meeting next week.
被动语态：A sports meeting will be held by us next week.
答案解析：一般将来时的被动语态构成是will be + 过去分词。

此句中hold 的过去分词是held，by us 表示动作的执行者。

16.The government has taken measures to protect the environment.
被动语态：Measures have been taken by the government to protect the environment.
答案解析：现在完成时的被动语态构成是have/has been + 过去分词。

此句中take 的过去分词是taken，by the government 表示动作
的执行者。

17.They will clean the park tomorrow.
被动语态：The park will be cleaned by them tomorrow.
答案解析：一般将来时的被动语态构成是will be + 过去分词。

此句中clean 的过去分词是cleaned，by them 表示动作的执行者。

18.The workers have completed the project.
被动语态：The project has been completed by the workers.
答案解析：现在完成时的被动语态构成是have/has been + 过去分词。

此句中complete 的过去分词是completed，by the workers 表示动作的执行者。

19.We will organize a charity event next month.
被动语态：A charity event will be organized by us next month.
答案解析：一般将来时的被动语态构成是will be + 过去分词。

此句中organize 的过去分词是organized，by us 表示动作的执行者。

20.The company will launch a new product soon.
被动语态：A new product will be launched by the company soon.
答案解析：一般将来时的被动语态构成是will be + 过去分词。

此句中launch 的过去分词是launched，by the company 表示动作的执行者。