同学你好，该知识点来自沪江网校《Hitalk口语【外教1V1】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学好
15.同样是一个主动改被动的题型，主动语态是the closure made workers unemployed，
改为被动语态是workers were made unemployed，
变为一般疑问句：Were a lot of workers made unemployed。

16.特殊疑问句的主动改被动，可以改为：特殊疑问词+be+主语+过去分词+(by)；
即Who is the drama competition organized by；
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