Question

She can sing a song. The negative form of the given sentence is
She can't sing a song
She couldn't sing a song
She won't sing a song
She doesn't sing a song

Answer 1

• She can't sing a song

1. Couldn't = That means, There's a different cause for her not able to sing.
2. Won't = That means, She doesn't want to or just don't want to sing.
3. Doesn't = She never sings.

can't is the opposite of Can. hence, The answer.

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