Adjective or Adverb?

The (traditional, tradionally) engagement dinner will be (absolute, absolutely) fantastic if Ann has planned it.

Is the following sentence correct or incorrect? Though Mark told me to be careful, I read carelessly the document.

During the storm, Jason (fearful, fearfully) got under his blankets every time there was a (loud, loudly) thunder.

When Frank announced his retirement from the company, I felt (helpless, helplessly).

I swear that is is (complete, completely) true!

John is a (good, well) boy, and he always behaves (good, well).

Is the following sentence correct or incorrect? The expert coach wanted to have that athletic kid in his team permanently.

Martha looks (incredible, incredibly) attractive today!

(Sudden, Suddenly) I left the meeting, and I knew that I would get fired (obvious, obviously).