Question

me ajudem, por favor!!​

Answer 1

Must não tem nenhuma forma no passado, nem no present perfect, nem no future. O verbo substitutivo é have to.

1 - It had to be tested.

2 - I had to talk to her.

3 - The Indians had to cross the river.

4 - It had to be you.

5 - We had to water the flowers.