The <u>main similarity between both poems</u>; the purple cow by Gellett Burgess and the mending wall of Robert Frost is their humorous language.
The American Poet Robert Frost explores the theme of humor in his poem "The Mending Wall". Just like the line, "Spring is the mischief in me, and I wonder if I could put a notion on his head."
If we say simple predicate, this only refers to the main verb that is used in the sentence. So based on the given sentence above, the simple predicate is the word "arrived" and this is the main verb which describes the subject which is "nurse". Hope this answers your question.
keep the things you dream about doing because if they fade then you will never be able to acomplish them hope this helps