Question

why does the poet saw that dust of snow help the poet to saw some part of the day answer ​

Answer 1

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He saw a crow sitting on a hemlock tree shook off the dust of snow on him. Thus, the falling of dust of snow changed his mood.

The poet has saved some part of the day as he did not waste the time in repenting and regretting.

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Answer 2

A 'Dust of Snow” means the fine particles of snow. This 'Dust of Snow” changed the poet's mood. The poet's mood changed from that of dismay to joy. He was holding the day in regret when this dust of snow fell on him and this simple little thing brought him some joy.