can't do sth
表示能力不足或客观不可能。
I can't swim.
我不会游泳。
不能；无法
不允许；禁止；不能(否定助动词)；无法；没有能力(因缺乏力量、技能、知识或物资,或因逻辑不可能等)。；被禁止；不被允许。
Cannot; be unable to do something.
不能(否定助动词)；无法；没有能力(因缺乏力量、技能、知识或物资,或因逻辑不可能等)。
Cannot (negative auxiliary); be unable to; not have the ability to (whether due to lacking relevant strength or skill or knowledge or supplies, or due to logical impossibility, etc).
被禁止；不被允许。
To be forbidden to; to be not permitted to.
I can't swim.
我不会游泳。
用法提示："can't" 表示能力上的不能。
I can't come to the party tonight.
我今晚不能来参加聚会。
用法提示："can't" 表示客观条件不允许。
You can't park here.
你不能在这里停车。
用法提示："can't" 表示禁止或不允许。
表示能力不足或客观不可能。
I can't swim.
我不会游泳。
表示对某状态的强烈否定推测。
This can't be true.
这不可能是真的。
表示无法控制某个动作。
She can't help laughing.
她忍不住笑起来。
grammar · medium
易错句子I don't can swim.
正确表达I can't swim.
英语中，情态动词的否定形式是在情态动词后加 not，而不是借助助动词 do。中文的“不能”常被直译为“don't can”，这是错误的。
grammar · medium
易错句子I can't go yesterday.
正确表达I couldn't go yesterday.
“can't”是现在时，表示现在的不能；过去时的不能要用“couldn't”。中文“不能”没有时态变化，导致学习者误用现在时表达过去。
mustn't表示客观规则禁止；can't表示主观能力或客观条件不允许
don't用于否定一般动作或习惯；can't否定能力或可能性
won't表示将来否定意愿或预测；can't表示现在或一般能力否定
忍不住；情不自禁
I can't help laughing when I see that photo.
看到那张照片我忍不住笑了。
迫不及待；等不及
The kids can't wait to open their presents.
孩子们迫不及待地想拆开礼物。
受不了；无法忍受
She can't stand the noise from the street.
她受不了街上的噪音。
负担不起；买不起
We can't afford a new car this year.
我们今年买不起新车。
难以置信；不敢相信
I can't believe it's already December.
我简直不敢相信已经十二月了。
分辨不出；说不准
I can't tell the difference between the two pictures.
我分辨不出这两张图片的区别。
Choose the next layer that will help you use can't with more confidence.
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