Verb Tenses. Everyone (know) now that the earth (move) in a circle around the sun. Centuries ago, people (know, not) that. At that time, they (think) the earth was the center of everything.

It's timed! overpopulation can affect the natural environment • limiting land available for crops.• lowering the standard of living.• causing the destruction of forests.• worsening sanitation in cities.

Read this excerpt from lorraine hansberry's a raisin in the sun: based on the character description, what can the reader infer about travis? a. he is organized and has an established morning routine. b. he has inherited his good looks from his mother, not his father. c. he doesn't like having to share a bathroom with other families. d. he is a little boy of about 10 or 11.

What is the best way to improve the conclusion? add a sentence to the ending that summarizes the writer’s topic. add a sentence to the middle that reflects on the writer’s experiences. revise the final sentence to have a different tone. revise the first sentence to state a future goal.