问题描述: I wasn't sure if he was really interested or if he___polite? 1个回答 分类:英语 2014-11-15 问题解答: 我来补答 新年快乐哦!I wasn't sure if he was really interested or if he _______polite . 答案:A.was just being just being polite 与was构成系表结构.另外,用being polite 比单纯用polite更形象.希望帮到你哦,不懂欢迎追问 展开全文阅读