Being around pets decreases childrens nervousness and pet help children learn better and read faster
they all have verbs and phrases and verbs
.being involved, participating, helping out, cleaning up, no bullying, become friends, don't get involved in drama, be a friend, learn, listen, be a positive influence ect.
The repetition of the word knock, first of all, conveys a specific literary device which is called Alliteration. Here is the definition of alliteration: It is the appearing of the same, exact letter or sound at the starting point of adjacent or closely linked words. Secondly, the repetitious sound of knocking , conveys the knocking as continuous. Hope that this answers your question.