1   Os adjectivos (adjectives) são empregues para caracterizar os seres, os objectos ou o estado das coisas.     2   Os adjectivos em inglês são invariáveis, isto é, não fazem concordância com a palavra à qual estão associados:
a strong boy	um rapaz forte
strong boys	rapazes fortes
a new book	um livro novo
new books	livros novos
a heavy box	uma caixa pesada
heavy boxes	caixas pesadas
3   Os adjectivos podem ser empregues da seguinte forma:   adjectivo + substantivo   an old man a beautiful house lazy boys expensive books     verbo (be, become, look, seem) + adjectivo   She is pretty. He became angry. The car looks expensive. They seem happy.     verbo (find, make) + complemento + adjectivo   I find the exercise easy. I find the chair comfortable. She makes me happy. Don't make her angry.     advérbio + adjectivo   very hot extremely difficult nearly empty quite good     comparativo (grau de adjectivo)   John is older. Mary is younger than Emily. This car is more expensive. My car is more economical.     superlativo (grau de adjectivo)   He is the youngest in class. This is the cheapest. That car is the most economical of all. She is the most intelligent of all the students.