这句话是定语从句 英语中 什么语从句看的是这个句子做什么成分
he had just plastered 修饰的是 the ceiling 天花板是名词 修饰名词的句子成分是定语 所以它是定语从句
The book I bought yesterday is interesting.
The girl who is dancing likes me.主语从句呢？给你举个例子吧。That the earth is round is known to us.That the earth is round 在句中做主语，它就是主语从句。