问一个句子的结构~

rachelgreen

now congress, in apparent agreement, has required by law that business awarded federal contracts of more than $500000 do their best to find minority subcontractors and record their efforts to do so on forms field with the government.

有下划线的那句我不是很清楚它的结构，那位大牛可以指点一二马？

xjlv128

以下是引用rachelgreen在2006-7-23 15:46:00的发言：

now congress, in apparent agreement,
            has required by law that business awarded federal contracts of more than $500000 do their best to find minority subcontractors
            and record
            their efforts to do so on forms field with the government.

有下划线的那句我不是很清楚它的结构，那位大牛可以指点一二马？

awared federal是修饰business的

rachelgreen

谢谢~看明白了现在~