We just read this book so it depends on if the Socs and Greasers or S v.S or G v. G. For S v. G there were certain things that both groups couldn't do. The rules were established by both groups agreeing.
Answer:
The student should probably say, "Instead of taking the escalator, use the stairs and even try climbing two at a time."
Explanation:
The first one doesn't explain how to get more exercise, it only explains how to not get injured before doing any physical activity. And the other two are basically irrelevant to the topic.
Explanation:
Infinitive phrases include infinitives. ... Examples include, “to walk,” “to read,” or “to eat.” Infinitives can act as nouns, adjectives, or adverbs. As a noun, they might act as the subject of the sentence. For example, “To travel is the only thing on her mind.” As an adjective, they'll modify a noun.
I think it’s either 1st or 3rd, if it has i it would be first person if not it’s third. I hope this helps.