Unit 43 Отрицательные предложения, частица NOT в английском предложении

Mary couldn’t be the one who stole the money. (short form/could)

Mary couldn’t have been the one who stole the money. (short form/could)

Mary couldn’t possibly go to jail for the crime. (short form/could)

Couldn’t he come with us? (short form/could)

Couldn’t you help me with this for just a second? (short form/could)

I won’t go to the store tomorrow if it’s raining. (short form/will)

I won’t go to the dance with you. (short form/will)

I wouldn’t shout if I were you. (short form/would)

He said he wouldn’t like it. (short form/would)

If I were president, I would not raise taxes. (long form/would)