Question

a)We should help the poor
in this sentence underline the models​

Answer 1

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should

Explanation:

A modal verb is a type of verb that is used to indicate modality – that is: likelihood, ability, permission, request, capacity, suggestions, order, obligation, or advice. ... In English, the modal verbs commonly used are can, could, must, should, had better, have to and sometimes need or dare.

hope it helps... :)

Answer 2

we should help the poor.