英语句子成份分析,补语还是定语
1.the earth is a magnet, with the space all around it constituting a huge magnetic field. consitituting后面的分词部分,我看的书上说是space all around it的补语,我怎么觉得是定语,哪位高手分析一下?
2.谁能讲解一下补语的常见情况；举例说明补语、定语、宾语的区别.
谢谢