The billows .... sleep.
Personification is when you give a human characteristic to something, in this case, sleep
To instruct, she is showing students how to do something
5+x
x represents the number, and "more than" indicates that it's addition.
Students and orators find that using an outline assists their presentations and keeps them on track. While speaking, students and orators may stray from their main ideas. An outline in lieu of note cards helps the presenter achieve his goals in a timely manner and promotes a more efficient and informative presentation.
