Add comms where it is needed.
if there is no comma leave it alone.

1. rick had practiced his speech for hours but was still nervous when he got up in front of the class.
2. many college students would do well to cut back on their work schedule so that they can devote more time to their studies.

3. many people believe that a western-style democracy is not possible or practical in a country like china whose population is over one billion.

4. the geologist who lectured at browning hall last night predicted an earthquake in this area.
5. the old steam locomotives massive and powerful were an awe-inspiring sight.

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were a 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.

Which point(s) of view do whitman's and coleridge's speaker use ?

Read the excerpt from the land. in the late afternoon i did the same, but all the time i was on the stallion, i was aware that mitchell was watching me. he had appeared on the edge of the woods and had just stood there watching ghost wind and me as we went round and round the meadow. finally, on one of our turns past him, he said: "s'pose you thinkin' you a real somebody 'cause you can ride that stallion." i looked down at mitchell and stopped, knowing that despite our understanding, he was itching for a fight with me. now, i don't know what possessed me in that moment to say the next thing i did. maybe i was feeling guilty that because i was my daddy's son, i could ride ghost wind. maybe it was that, but it wasn't out of fear i said what i said. i no longer was afraid of mitchell. "you want to ride him? " i asked. mitchell took a step backward. it was obvious he hadn't expected me to say that. "you know i can't ride him," he said. "your white daddy'd kill me." "you want to ride him? " i asked again. mitchell looked at the stallion, then at me. "so, what if i do? " what intrinsic motivation does the author most likely intend the reader to infer from the passage? paul is motivated by his need to have mitchell praise his riding skills. mitchell is motivated by his need to have paul praise his riding skills. paul is motivated by jealousy and wishes he had free time like mitchell. mitchell is motivated by jealousy and wishes he could ride the horse.