Identify and correct any writing skills mistake you find in the below sentences.
1- Albert Einstein chose to educate himself, so he missed classes and was spending his time studying physics on his own.

2- Dogs are great pets to have for example they are good companions and they protect homes.
3- Our instructor warned us that he would give surprise tests, the assignment of term papers, and allow no makeup exams.
Pleas, can anyone help me solve this exercise?
Thank you so much,

Making ethical decisions in the health care setting can be confusing. ethical dilemmas are found in almost every aspect of the health care delivery system. the word ethics comes from the greek ethos, meaning custom, usage, or character. ethical study is related to philosophy, the pursuit of wisdom. ethical theories attempt to systemize, defend, and recommend concepts of right and wrong behavior. we all have opinions and beliefs about ethics, even if we’re not fully conscious of them. based on the paragraph, what does ethical mean? being in accordance with accepted principles of right and wrong that govern the conduct of a profession of, relating to, or based on philosophy restricted to sale only based on a doctor's prescription knowledge of what's proper or reasonable; using good sense or judgment in a professional setting

This poem describes a train as if it were a horse. what literacy device does the poet use in this poem?

What do you think tennyson is saying about the role of the artist and the connection of the artist to his or her society? cite evidence from the poem to support your view. your answer should be at least one hundred words.