Premise:
"The park is at its very best in spring, when you can walk through a carpet of flowers surrounded by the fresh green leaves of the newly awakened woodland."
Hypothesis: The park is at its worst during the spring.

no

Premise:
"Surely one so skilled can also be a secretary, even to the great Dave Hanson?"
Hypothesis: Someone with their history of secretarial skills could definitely be Dave Hanson's secretary.

it is not possible to tell

Premise:
"uh i didn't know that"
Hypothesis: Oh I definitely knew that
no