國小二年級英語語法之語態

語態有兩種：

主動語態和被動語態。

主語是動作的發出者為主動語態：主語是動作的`接受者為被動語態。

1) 若賓語補足語是不帶to的不定式，變為被動語態時，該不定式前要加"to"。此類動詞為感官動詞。

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) 情態動詞+be+過去分詞，構成被動語態。

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