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Modal Verbs BE ABLE TO - PDF
Modal Verbs - Structure and Use Modal Verbs in English
Functions of The Modal Verbs English Modal Verbs Table


Part - 2
Modal Verbs of Ability - Be Able To CAN, COULD & BE ABLE TO EXERCISE
CAN, COULD, BE ABLE TO Can/Be Able To
Be able to - Expressions be able + infinitive - BBC
Modal Auxiliaries Using Modal Auxiliary Verbs
MODAL AUXILIARY VERBS MODAL VERBS POSSIBILITY, CERTAINTY
Modals - Advice, Necessity, Requests, Suggestions Modal Verbs of Ability and Permission Exercise

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