Question

verbos modais na forma negativa , interrogativa e positiva ?

Answer 1

                      POSITIVE / INTERROGATIVE  / NEGATIVE

CAN/COULD      I can speak Spanish. / Can you speak Spanish? / I can´t OU I cannot speak Spanish.
                           I could go. / Could you go? / You couldn´t OU You could not go.
MAY/MIGHT -   I may help.    /     May I help?     /          You may not help.
                          I might help.
SHALL/SHOULD We shall see. / Shall I see? / You shall not OU You shan´t see.
                             We should sing. / Should I sing? / We shouldn´t OU We should not sing.
WILL/WOULD     I will walk OU I´ll walk. / Will you walk? / We will not walk OU We won´t walk.
                           I would like to go. / Would you like to go? / I wouldn´t like to go.
MUST                I must wear a seat bell. / Must I wear a seat bell? / You mustn´t OU You must not wear a seat bell.
OUGTH              He ougth to worry. / Ought I to worry?  / You ought not to worry.

Answer 2

CAN
COULD
MAY
MIGHT
MUST
SHALL
OUGHT TO
WOULD
MAY I USE YOUR UMBRELLA?PERMISSÃO

HE MAY BE IN THE LIBRARY-POSSIBILITY
SORRY,I CAN NOT UNDERSTAND WHAT YOU ARE SAYING=CAPACIDADE
THE STUDENTS MUST BELIEVE AS I SAY=OBRIGAÇÃO