sábado, 3 de septiembre de 2016

Modal Verbs


Modal Verbs




Modal verbs are auxiliary verbs that can not function as a main verb, unlike auxiliary verbs "be", "do" and "have" that they can function as a main verb.

Modal verbs express mode. They can express ability, possibility, necessity or other status. They are auxiliary verbs future and conditional.








EXERCISES AND TEST









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