unless + present tense clause
unless引导的条件状语从句中,通常用一般现在时表示将来。
You will fail unless you work hard.
除非你努力工作,否则你会失败。
除非;如果不
先理解核心含义,再看它在真实句子里的用法。
除非;如果不
except if; if not
You will fail unless you work hard.
除非你努力工作,否则你会失败。
除非在特定条件下;如果不。
Except on a specified condition; if not.
如果不;用于反事实条件句。
If not; used with counterfactual conditionals.
除非;用于假设条件句。
Except if; used with hypothetical conditionals.
You won't pass the exam unless you study harder.
除非你更努力地学习,否则你无法通过考试。
We'll have the meeting outside unless it rains.
除非下雨,否则我们将在户外开会。
I'll come to the party unless I'm too tired.
除非我太累了,否则我会来参加聚会。
unless引导的条件状语从句中,通常用一般现在时表示将来。
You will fail unless you work hard.
除非你努力工作,否则你会失败。
在虚拟语气中,unless从句可用过去时表示与事实相反。
I wouldn't go unless I were invited.
除非我被邀请,否则我不会去。
主句否定时,unless相当于‘if…not’。
I won't go unless you go with me.
除非你和我一起去,否则我不去。
Not this
Unless you don't hurry, you will miss the bus.
Use this
Unless you hurry, you will miss the bus.
unless 本身已包含否定意义,因此从句动词应为肯定形式,避免双重否定。
Not this
I will not go unless you don't come.
Use this
I will not go unless you come.
unless 意为“如果不”,与主句否定连用时从句动词应保持肯定,否则造成冗余否定。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
除非另有
Unless otherwise stated, all prices are in US dollars.
除非另有说明,所有价格均以美元计算。
除非你
Unless you study hard, you won't pass the exam.
除非你努力学习,否则考试通不过。
除非它
Unless it rains, we will go for a walk.
除非下雨,否则我们会去散步。
除非...否则...(强调)
We cannot proceed unless and until we receive your approval.
除非得到你的批准,否则我们无法进行。
除非我弄错了
Unless I'm mistaken, this is the correct address.
除非我弄错了,否则这是正确的地址。
除非指定
Unless specified otherwise, the default color is blue.
除非另有指定,默认颜色是蓝色。
直到…为止(除非…否则)
The project will not proceed unless and until the funding is approved.
除非资金得到批准,否则该项目不会继续进行。
除非另有说明
All prices include tax unless otherwise specified.
除非另有说明,所有价格均含税。
Use unless naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
除非 (unless) 由 un- (不) 和 less (少) 组成,意为 '如果不',想象条件不满足则结果少。
常见场景:条件陈述、正式写作、日常对话 unless 作为连词,多用于引导条件从句,表示'除非'。它既常见于正式书面语,也用于日常口语,但更侧重于表达一个严格的必要条件。
unless 引导条件状语从句,从句一般用现在时表将来意义。
Dictionary facts from ECDICT, WIKTIONARY.