Premise: A chef cooks something in a skillet .
Correct statement: It is impossible that a cook is preparing fish in a skillet .
Incorrect statement: We believe that a cook is preparing fish in a skillet .
Correct statement: It is improbable that someone making pancakes for breakfast .
Incorrect statement: It is almost certain that someone making pancakes for breakfast .
Correct statement: It is likely that the heat is up high
Incorrect statement: It is unlikely that the heat is up high
Correct statement: It is impossible that the chef is cooking an omelet .
Incorrect statement: It is probably the case that the chef is cooking an omelet .
Correct statement: It is probable that a chef cooks well .
Incorrect statement: Chances are slight that a chef cooks well .