cobyp cobyp
  • 22-08-2017
  • English
contestada

When using the perfect tenses of verbs it is necessary to add a/an

A. infinitive.
B. irregular verb.
C. helping verb.
D. suffix.

Respuesta :

spicy1
spicy1 spicy1
  • 22-08-2017
I believe the answer is D. Suffix
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