Answer: To warn you.
In this excerpt, it is clear that King Arthur knows that Queen Guinevere has been unfaithful to him. He makes this clear when he states <em>"I send you three grey cats with gifts, Queen Guinevere, To warn you, sleekly, silently."</em> This sentence indicates that the present has been sent not as a kindness, but as a warning. These lines change the tone of the poem to one that is threatening.
The last one I believe is proofread
You can just be like something like that happened to me and explain it then relate how it goes with what is happening with them
Repetition of grammatical structure in a sentence like for example "i love singing, dancing, and eating". or "see no evil, hear no evil, speak no evil"