If you mean figurative language then
"air of night"
Let's try to negotiate a solution for this unseemly behavior
Answer:
You should stop saying "I will get to it later" and just get over with it now. Because once you finish your task as soon as possible you won't have that much pressure on you and you will feel tens times better. Then a big weight will lift off of your shoulders. Trust me with this stop stalling and just do what you said you would do.
Explanation:
Answer:
The second, third and last one
Explanation:
They protect the writer from being blamed of plagiarism and support their own words and background knowledge
Answer:Because this world is cold
Explanation: