【—动词的语态】动词的语态通常分为主动语态和被动语态，在此情况下主语是动作的发出者为主动语态否则为被动语态。

　　初中英语语法大全：动词的语态

　　语态有两种：主动语态和被动语态。

　　主语是动作的发出者为主动语态；主语是动作的接受者为被动语态。

　　1）若宾语补足语是不带to 的不定式，变为被动语态　时，该不定式前要加 "to"。此类动词为感官动词。

　　feel, hear, help, listen to, look at, make, observe, see, notice, watch

　　The teacher made me go out of the classroom.

　　--> I was made to go out of the classroom (by the teacher).

　　We saw him play football on the playground.

　　--> He was seen to play football on the playground.

　　2）情态动词+ be +过去分词，构成被动语态。

　　Coal can be used to produce electricity for agriculture and industry.

　　在被动语态是同学们不要忘了下面的情态动词+ be +过去分词也是表示被动语态的哦！

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