Read the email. To: m. blackfrankelem

Subject: have you graded my math test yet? please read, I want to know what grade I received, studied

From: saramymail

Dear Ms. Black,

I’m just checking to see if you’ve had a chance to grade my math test. I studied every day for two weeks and I am eager to find out the grade I received.

Sam

What part of the email needs revision?

the body
the subject line
the salutation
the signature

Choose the form of the modifier that best completes the sentence. jerry can play dominoes better anyone anyone i've ever seen anyone else i've ever seen anyone i've never seeb

(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.”)

Which link would readers of this dictionary entry click if they wanted more information about the historical origins of the word language