问题描述: He doesn't know what to do next.里面的what to do可不可以等于what should he do 1个回答 分类:英语 2014-12-11 问题解答: 我来补答 这里的what to do不等于what should he do而是等于what he should do 【需要陈述语序】 展开全文阅读