Exercicio: Verbos auxiliares em inglês

Ola pessoal.

Estou com dúvidas com verbos auxiliares. Estou fazendo alguns exercícios com as frases abaixo (as quais errei) e gostaria de saber por que usar do,does, did nas frases abaixo está errado. Alguém poderia me explicar porque nessas respostas não posso usar do,does,did ?

1. ________ he as mean as people say? (escolhi Does, o correto é Is)
Is
Does
Has


2. ________ you ever spoken to her before yesterday? (escolhi didn't, a correta é hadn't)
Didn't
Hadn't
Weren't


3. ________ the professor angry? (escolhi did, a correta é was)
Did
Was
Had

4. ________ you spoken to him before he called you? (escolhi did, a correta é had)
Had
Did
Were

5. ________ he changed much over the years? (escolhi Does, a correta é has)
Has
Does
Is

6. ________ she Polish? (escolhi Does, a correta é Is)
Has
Is
Does

[]'s
Renato