Question

According to the use of could check the correct statements.

I. Could is the past of can.

II. Couldn't is the past of can't.

III. We use could to express an ability in the past.

IV. We don't use could to ask for permission. V. Could doesn't refer to past tense.



a) II and III are correct.

b) I, III and V are correct.

c) IV and V are correct.

d) I, II and III are correct.



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Answer 1

Resposta:

D

Explicação:

os tres (I, II, e III) estao certos