Edges is both a plural noun (i.e. multiple corners) and a verb (i.e. to tiptoe around something). The noun, of course, has no past tense since nouns do not have past tenses. The past tense of the verb is "edged".
No, you don't need the be verb 'is' . present tense -- Mona frays the edges of the batik past tense -- Mona frayed the edges of the batik
the past tense of am is was and the past tense of has is had
The past tense of "has" is "had" and the past tense of "have" is "had."
Was and were are both the past tense of be. The present tense is: I am he is you are they are The past tense is: I was he was you were they were
"will be" is the future tense of "be". The past tense of "be" is "was/were".
The past tense is she did.
The word "were" is past tense. It is the past tense of the verb "to be."
The past tense of "will" is "would". The past tense of "to be" is "was" or "were".
The past tense of "you will not" is "you would not."
The past tense is had.
The past tense of "am" is "was" and the past perfect tense of "has" is "had."
HAD is the Past Tense of TO HAVE.