Exercises
1.Bill looks after his cats carefully. _________________________________ 2 The children eat the cookies quickly.. __________________________________
主动语态变被动语态的方法
分三步 动作执行者+动词主动形式+动作承受者
动作承受者+谓语动词被动形式+by 执行者
Many people speak
English.
ቤተ መጻሕፍቲ ባይዱ
English
is spoken
by many people.
e.g1 We use computers to search information. __________________________________ Computers are used to search ________________ information by us. e.g.2 The teacher often repeats the story. The story is often repeated by the teacher. __________________________________
1.一般现在时 English is spoken by many people.
2.一般过去时 English was spoken by many people in the past.
3.一般将来时 English will be spoken by many people in the future.
English is spoken by many people. （句子的主语English是动作speak的承受者）
二、被动语态的构成 被动语态由“be动词+及物动词的过 去分词”构成。与主动语态一样，被 动语态也有时态、人称和数的变化, 其变化规则与be作为连系动词时完全 一样。
时态的变化
初中英语微课
设计者： 浏阳市柏加中学 罗荣丰
一、什么是主动语态 当主语为动作的执行者时, 谓语的 形式为主动语态;
e.g. Many people speak English. （句子的主语many people是动作speak的 执行者）
一、什么是被动语态
当主语为动作的承受者时, 谓语要用被动语态。
被动语态的单数和复数
1.单数 A language is spoken by many people. 2.复数 Many languages are spoken by many people. 1.单数 A language was spoken by many people.
2.复数 Many languages were spoken by many people