Cushion or protection. It says that it keeps heating bills low in the winter. Meaning, they're blocking the cool air, and keeping the heat from escaping.
Answer:
Macduff has gone to England to rally with King Edward and Malcolm. He plans to overthrow Macbeth.
Explanation:
Creak could be used as the sound of the wood, Whoosh could be used as the call of the wind, and slam could be used as the wind slamming a door. Hope this helps. The question wasn't very specific.
First, a subject is the part of the sentence that the sentence is usually about. In this case, it is who performs an action. The verb usually describes an action. In this sentence, went and bought are the verbs since they describe what someone did/what happened. The thing/person that went somewhere and bought something was Shelley, making Shelley the subject.