Water is to moisten as spade is to dig.

(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.”)

What does the video on the wilderness downtown website incorporate to create the end product?

Decide whether each item is a sentence or a fragment. if its a sentence, write sentence. if it is a fragment, rewrite it to make a sentence. 1.)his mother, a gentle, yet strong woman. 2.)stepped from the boat after a rugged trip across the atlantic. 3.)diane dipped her doughnut into her milk before taking a bite. 4.)into the sky filled with dark thunderclouds. 5.)the car's hood, hot from the sun's rays.