句子的主干是什么

题目

句子的主干是什么
Hughes captured in written form the dominant oral and improvisatory traditions of black culture.

答案

我们可以通过由简入繁的方式来理
1.Hughes captured.休掌握了.
2.Hughes captured traditions.休掌握了传统.
3.Hughes captured the dominant traditions.休掌握了主流传统.
4.Hughes captured the traditions of black culture.休掌握了黑人文化传统.
5.Hughes captured the oral and improvisatory traditions.
6.Hughes captured the dominant traditions of black culture.
7.Hughes captured the oral and improvisatory traditions of black cultures.
以此类推.