Study the table. Form opposite adjectives. Check in your dictionary. Use them in sentences of your own. (We use un-, il-, im-, in-, ir-, to form opposite adjectives.) 1 logical 2 responsible; 3 believable; 4possible; 5 active; ...

1. logical - illogical: Her speech was so illogical 2. responsible - irresponsible: I've never thought he's such an irresponsible person 3. believable - unbelievable: The pain was inbelievable  4. possible - impossible: It's impossible to sleep when you are surrounded by noise 5. active - inactive: Being inactive is not so good for your health 6. balanced - unbalanced: He became unbalanced after his dog died 7. forgettable - unforgettable: My wedding was an unforgettable occasion