过去分词用法Described as an enormous round plate, it spins slowly in space to imitate the pull of the earth's gravity.句子开头Described 是过去分词做状语吗?做什么状语?
问题描述：
过去分词用法
Described as an enormous round plate, it spins slowly in space to imitate the pull of the earth's gravity.句子开头Described 是过去分词做状语吗?做什么状语?
答
当主从句的主语一致时 可将从句主语省略
还原为 It is described as...
答
主句的主语为it,所以在看伴随状语的时候要注意主语和状语中动词的主被动关系.
这里it被describe,所以用过去分词表被动