The speaker's tone, or attitude toward his visitor, changes as the raven gradually turns from a slightly comic figure into a demonic one. trace these changes in tone. is there any evidence suggesting that the speaker is going mad?

Read the passage and choose the correct punctuation marks

Which website most likely provides reliable information about climate change?

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.