change into negative
a) He ate a big hamburger with a lot of French fries on the side.
b) She drank a glass of diet soda after lunch.
c) My father prefers to eat salty food.
d) Her hamburger eas too greasy.
e) They ordered pasta with tomato sauce.
f) My mother ate some salad with olive oil and vinegar
Soluções para a tarefa
a) He ate a big hamburger with a lot of French fries on the side.
He didn't eat a big hamburger with a lot of French frien on the side.
b) She drank a glass of diet soda after lunch.
She didn't drink a glass of diet soda after lunch
c) My father prefers to eat salty food.
My father doesn't prefer to eat salty food.
d) Her hamburger eas too greasy.
Her hamburger wasn't* too greasy
e) They ordered pasta with tomato sauce.
They didn't order pasta with tomato sauce.
f) My mother ate some salad with olive oil and vinegar
My mother didn't eat some salad with olive oil and vinegar.
*Como não foi espeçificado nenhum tempo verbal na pergunta modifiquei as questões no Simple Past.
*A palavra na alternativa está "eas", porém acredito que "was" seria a palavra correta.