the opening of the kingdom to the full force of international trade by the Bowring Treaty rapidly en

题目

the opening of the kingdom to the full force of international trade by the Bowring Treaty rapidly encouraged economic specialization in the growing of rice,mainly to feed the rice-deficient portions of Asia.
这句话里的to the full force of international trade by the Bowring Treaty这个不定式在句子中是什么成分?修饰哪一个部分?

答案

to the full force of international trade by the Bowring Treaty 中 to 的 full force 是名词而不是动词,因此整体是介词短语而不是不定式. 整个句子的语法语法结构如下： 主语部分：The opening of the ...