问题描述: it is hot in day and cold at night改错 1个回答 分类:英语 2014-10-11 问题解答: 我来补答 it is hot in day but cold at night 再问: 但是他的原题是这样的:it is (hot)A (in)B (day)C and cold (at)D night改错 再答: it is hot by day and cold at night再问: 如果改成in the day呢? 再答: 也可以,during the day也行 展开全文阅读