unless和until,你懂得~please don”t get off the bus——it stops。（until还是unless）意思都差不多，为什么是 until?

unless和until,你懂得~please don”t get off the bus——it stops。（until还是unless）意思都差不多，为什么是 until? unless和until的区别, 英语问题,如何区别not...unless...,not...until...和not...before... 英语:until 和 unless用法中的一般现在表将来是不是用在从句中 not until 和unless的区别 我怎么觉得意思都差不多呢 until 和unless区别i won't write to him ____he writes to me first.A until B unless为什么不选 until呢 not until 我不写信给他直到他首先写给我 until 和unless到底怎么区别呢 until 与unless的区别是什么 unless until if. notunless until if. not 区别用法 你懂得 你懂得, until 和unless 有何区别i won't play with you unless you give up smoking .until 我觉得都可以,那么说这两个词有什么区别?she wouldn't go out with me again unless i gave up smoking 此处可以用until until 用于否定句时，主 unless和until的区别He did not work until I asked him to.和He did not work unless I asked him to.有什么区别?第二个句子是不是不对? 急!关于 until 和 unless单项选择You needn't getmuchworriedabout a cough _____it lasts five or more days.A.until B. unless答案选unless ,求分析until为什么不对You needn't get much worried about a cough____ it until...和not until... not unless和unless的区别 关于unless和until的高一选择题-was his father very strick with him when he was at school?-yes.he had never praised him _____ he became one of the top students in his grade.空里是unless和until的选择,一般区别是unless引导条件状 鉴别纯碱溶液和蒸馏水 5种 你懂得 寒假作业风筝和飞船寓言你懂得了什么