被动语态就是be 动词+动词的过去分词!像 the cake is bought by him.蛋糕被他买走了.
还有些特殊的时候!
情态动词后面+be+过去分词(pp)
1.should be +pp
2.must be +pp
3.can be +pp
另外have/ has/had
have/has/had +been +pp
还有进行时态
is/are +being +pp
还有过去式的
was+being +pp(过去进行时)
had +been +pp(过去完成时)
was +pp(一般过去时)
一般就这些拉!初中这些就差不多了!还有问题可以问我哦!