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Negative ability and prohibition with cannot.
Why you specifically
The rule
Use cannot to say that someone has no ability to do something, or that something is not possible or not allowed. It is followed by the base verb: cannot swim, cannot go, cannot open. In spoken English, people often say can't, which means the same thing.
The trap
I do not can swim.
I cannot swim.
Use cannot to say you do not have the ability to do something.
She does not can open the door.
She cannot open the door.
Cannot is the correct negative form of can for inability.
We cannot sees the mountain from here.
We cannot see the mountain from here.
Use cannot + base verb to show inability or lack of possibility.
He can not comes to the party tonight.
He cannot come to the party tonight.
Cannot is also used for something that is not possible or not allowed.
Prove it
9 drills
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