Question

All modal verbs have some special characteristics transcribe the best option to complete each of the following sentences.
a) Modal verbs are used before the infinitive with/ without to of another verb, to modify its meaning

b) We add/ do not and s in the third person singular

c) They are used/ are not used with do when forming negatives or in questions

Answer 1

Resposta:

a) without;

b) do not add;

c) are not used

Explicação:

a) os verbos modais são usados antes do infinitivo sem (without) outro verbo para modificar seu significado

b) não adicionamos (do not add) um s na terceira pessoa singular

c)  não são usados (are not used) com o fazer a formar negativos ou em perguntas