As a hurricane passes overhead and the heavy wind and rain has stopped it may suddenly became clim why is it bad idea to assume that the danger has passed

As a hurricane passes overhead and heavy wind and rain has stopped, it may suddenly become calm and it is a bad idea to assume that the danger has passed because it would be the eye of the hurricane passing through. As soon as the eye passes away, heavy winds and rain are again going to start.

The snow had blocked up his window. why because it involves pronouns like he,him,his,himself, she,her