Imagine you are giving a presentation and the power goes out. fortunately,
you are well prepared. what would you want to have to you continue with
your presentation?

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

According to the author, where can we find the answer to our nation’s “most pressing problem”? does that seem logical?

In the farewell speech, queen elizabeth's use of first-person point of view her to appear to be impartial and objective, prevents her from addressing the audience directly allows her to share her personal thoughts and ideas. makes it seem as though she's observing from the outside.