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until 和 unlEss问题~

准确的说 not until = unless 没有not unless 的结构 我们老师说的

until he has come 强调直到....才 是一种临界状态 直到他回来我才完成作业 before he came 强调再他回来之前 我没法完成作业 一、作为从属连词含义不同,引导从句性质不同 unless与until均为从属连词,unless表“除非”,强调条件,引导条件状语从句;...

unless 英[ənˈles] 美[ʌnˈlɛs] conj. 除非,如果不; prep. 除了,…除外; [例句]Unless you are trying to lose weight to please yourself, it's going to be tough to keep your motivation level high 除非减肥是为...

unless引导条件状语从句,主将从现,主句用将来时,从句用一般现在时 The concert will be held as schedule unless there is a typhoon. = the concert will be held as schedule if there is not a typhoon She will keep on singing unless s...

答案是:unless 除非 翻译:……我不会道歉,除非她先道歉。 加油!不明白再问!如果帮到你,请采纳,谢谢!

C 试题分析:句意:如果我们不能解决我们的问题,我们就可能很容易变得不开心。until 直到…时候,引导时间状语从句;if 如果,引导条件状语从句;unless如果不,除非,引导条件状语从句;though虽然,尽管,引导让步状语从句。根据句意可知选C。

Unless there is an earthquake or it will be useless. 不能直接用Unless or, 中间一定要有词语,除非某某事情,或者怎么怎么样 。是这样用的, Unless sth or sth 。 希望能帮到您

Unless: conj. 除非, 如果不 一、unless = if not是从属连词,引导条件状语从句,含有否定意义,相当于if条件状语从句的否定形式。注意:unless引导的条件状语从句和if条件状语从句,与其它时间状语从句一样,用一般现在时代替将来时。 1. Unles...

unless stated otherwise 除非另有说明 例句 1. All components operate in FIPS-approved mode unless stated otherwise. 除非明确指出其他运行模式,否则所有组件均以FIPS核准模式运行。 2. NOTICE All pressures in this Chapter are gauge p...

答案A Unless是除非不,简单的方法是用if...not替换。如: Unless it rains I will go= If it doesn't rain I will go. 同理,题目 Unless I was very much mistaken, there was something wrong with Louise. = If I was not very much mistake...

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