Why the a ir above earth's surface is at diferente tenperatures

Ineed badly ! i got to get this done and i can't get it done tomorrow! 1. expand the meaning of each sentence by adding adjectives. (dinner cooks.) (clown chuckled.) (car raced.) (dancer spun.) (panthers growled.) (leaves fall.) (bread baked.) (lake glistened.) (ship glides.) 2. using the sentences above, expand the meaning by adding adverbs. 3. using any five of the sentences from #2, expand the meaning by adding a compound word to each sentence. 4. using any three of the sentences from #3, expand the meaning by adding a prepositional phrase to each sentence. 5. using any one of the sentences from #4, expand the meaning by adding a synonym to this sentence.

What is the narrators main conflict in this passage

Consider the title and souce of the following articles. which one is most likely to exhibit a bias? (a) how to roast beef," by the food editor of a magazine (b) americans experiencing greater fatigue than previous generations, " by a harvard researcher (c) "americans' worsening eyesight not related to computer screen usage," by the public relations director of a major computer manufacturer (d) "sharing the burden: a history of cooperation," by a college professor