can you rewrite these paragraphs in your own words?
a single puff of tobacco smoke contains more than 4,000 chemicals. almost all of these chemicals prevent the body from functioning the way it should. at least 43 of them cause cancer in smokers. in the united states more than 400,000 people die each year as a result of smoking-related illnesses. smoke also harms the health of nonsmokers. even smokeless tobacco causes health problems for its users.
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tobacco contains three substances that are especially harmful to health. nicotine ( nik-uh-teen) is an addictive drug found in tobacco. nicotine makes tobacco users crave even more nicotine. tar is a thick, dark liquid that forms when tobacco burns. this liquid coats the lining of the lungs and causes diseases. carbon monoxide (kar-buhn muh-nahk-syd) is a colorless, odorless, poisonous gas produced when tobacco burns. tobacco smoke from a cigarette, cigar, or pipe contain all of these substances.

postive, comparative, superlative - good, better, best

recall how we defined nouns as words capable of having plurals and possessive endings. adjectives (and their first cousin, the adverb) also have a feature that distinguishes them. they come in three states. first, the raw adjective—in its positive state—merely describes the noun modified; it doesn’t care about how this particular person or thing stacks up against other members of the same noun class

chapter i -- paris: september, 1792

a surging, seething, murmuring crowd of beings that are human only in name, for to the eye and ear they seem naught but savage creatures, animated by vile passions and by the lust of vengeance and of hate.

during the greater part of the day the guillotine had been kept busy at its ghastly work: all that france had boasted of in the past centuries, of ancient names, and blue blood, had paid toll to her desire for liberty and for fraternity.

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