1 Glass; a material most people take for granted, is an essential constitute of modern life. 2 Most glass throughout history have been made of silicon dioxide; which is found in sand. 3 Typically glass is made by melting down and refining raw materials in processes that remove bubbles, improve strength, and augur durability. 4 This process can be tailored to create the desired end product, be that stained glass windows for a church and glass fibers for thermal insulation. 5 Because glass blowing can be used to create fanciful shapes and delicate figurines, most glass today is made more quickly and cheaply in factories. 6 These factories can produce everything. 7 From windshields and sterile medical equipment.

In Sentence 3, what word should replace “augur”?

1 The purpose of this agricultural practice is to produce large amounts of meat, milk, eggs, and textiles, such as wool and leather, at low costs. 2 It has many negative consequences; however, and many activists have raised concerns about sustainability, environmental risks, and ethics. 3 Factory farming, sometimes known euphonically as intensive animal farming, or industrial farming, is the practice of raising livestock at very high densities in order to decrease the costs of production. 4 On most factory farms, animals are reduced to commodities: bred unnaturally, confined in uncomfortably small cages, and dosed with high strength antibiotics to reduce concomitant infections. 5 Although, the livestock suffers considerately, drug-resistant bacteria become more common, and significant environmental hazards arise from the high quantities of animal waste. 6 Does the phrase manure lagoons sound familiar? 7 As a light of this issue, many people choose to become vegetarian or join anti-factory farming campaigns. 8 What will you do?

In Sentence 5, what word should replace “considerately”?

1 The purpose of this agricultural practice is to produce large amounts of meat, milk, eggs, and textiles, such as wool and leather, at low costs. 2 It has many negative consequences; however, and many activists have raised concerns about sustainability, environmental risks, and ethics. 3 Factory farming, sometimes known euphonically as intensive animal farming, or industrial farming, is the practice of raising livestock at very high densities in order to decrease the costs of production. 4 On most factory farms, animals are reduced to commodities: bred unnaturally, confined in uncomfortably small cages, and dosed with high strength antibiotics to reduce concomitant infections. 5 Although, the livestock suffers considerately, drug-resistant bacteria become more common, and significant environmental hazards arise from the high quantities of animal waste. 6 Does the phrase manure lagoons sound familiar? 7 As a light of this issue, many people choose to become vegetarian or join anti-factory farming campaigns. 8 What will you do?

In Sentence 3, what word should replace “euphonically”?

1 The purpose of this agricultural practice is to produce large amounts of meat, milk, eggs, and textiles, such as wool and leather, at low costs. 2 It has many negative consequences; however, and many activists have raised concerns about sustainability, environmental risks, and ethics. 3 Factory farming, sometimes known euphonically as intensive animal farming, or industrial farming, is the practice of raising livestock at very high densities in order to decrease the costs of production. 4 On most factory farms, animals are reduced to commodities: bred unnaturally, confined in uncomfortably small cages, and dosed with high strength antibiotics to reduce concomitant infections. 5 Although, the livestock suffers considerately, drug-resistant bacteria become more common, and significant environmental hazards arise from the high quantities of animal waste. 6 Does the phrase manure lagoons sound familiar? 7 As a light of this issue, many people choose to become vegetarian or join anti-factory farming campaigns. 8 What will you do?

In Sentence 4, what word should replace “concomitant”?

1 It may be hard to believe. 2 But light was once a rare and inviolate commodity. 3 Our ancestors invented willful ways to harness natural light; burning lumps of tallow or animal fat, capturing fireflies in glass jars, and even threading wicks down the throats of a bird called the storm petrel.4 Most of these methods were messy, inconvenient, and costly. 5 So it was fortunate when kerosene became popular. 6 Whale oil was another way to get light, but whaling was a dangerous and deadly occupation. 7 The innovation of the electric light bulb represented another huge leap in convenience and cost-effectiveness. 8 While light is not scarce today; in fact, we often have the opposite problem. 9 Light pollution, or excessive artificial light, which can keep city denizens from ever seeing the stars or appreciating true darkness.

In Sentence 2, what word should replace “inviolate”?

1 It may be hard to believe. 2 But light was once a rare and inviolate commodity. 3 Our ancestors invented willful ways to harness natural light; burning lumps of tallow or animal fat, capturing fireflies in glass jars, and even threading wicks down the throats of a bird called the storm petrel.4 Most of these methods were messy, inconvenient, and costly. 5 So it was fortunate when kerosene became popular. 6 Whale oil was another way to get light, but whaling was a dangerous and deadly occupation. 7 The innovation of the electric light bulb represented another huge leap in convenience and cost-effectiveness. 8 While light is not scarce today; in fact, we often have the opposite problem. 9 Light pollution, or excessive artificial light, which can keep city denizens from ever seeing the stars or appreciating true darkness.

In Sentence 9, what word should replace “denizens”?

1 It may be hard to believe. 2 But light was once a rare and inviolate commodity. 3 Our ancestors invented willful ways to harness natural light; burning lumps of tallow or animal fat, capturing fireflies in glass jars, and even threading wicks down the throats of a bird called the storm petrel.4 Most of these methods were messy, inconvenient, and costly. 5 So it was fortunate when kerosene became popular. 6 Whale oil was another way to get light, but whaling was a dangerous and deadly occupation. 7 The innovation of the electric light bulb represented another huge leap in convenience and cost-effectiveness. 8 While light is not scarce today; in fact, we often have the opposite problem. 9 Light pollution, or excessive artificial light, which can keep city denizens from ever seeing the stars or appreciating true darkness.

In Sentence 3, what word should replace “willful”?

1 The word wig itself comes from the English word periwig and can demote a variety of styles, materials, and colors. 2 Have you ever wondered what goes into making a wig? 3 Historically wigs have served a variety of functions and took a number of forms. 4 Wigs have been used as fashion accessories, costume components, and to disguise baldness. 5 These days, wigs are most commonly made from synthetic materials, real human hair, or hair from animals, such as goats and yaks.

In Sentence 1, what word should replace “demote”?

1 “Waltzing Matilda” is the title of an Australian song. 2 This song is often called Australia’s unofficial national anthem. 3 Although unscrupulous to a foreigner, the song’s seemingly nonsensical lyrics are actually slang that describes a migrant worker’s travels. 4 The song even has it’s own museum in Queensland. 5 Can you believe that? 6 It was written in 1895 by the Australian author Banjo Paterson and has more recordings than any other Australian song, including the national anthem; “Advance Australia Fair.”

In Sentence 3 which word should replace "unscrupulous"?

1 As anyone who has tried it can tell you, Filipino food is an exciting intriguing blend of flavors. 2 Due to interaction with various nations and cultures, it’s cuisine is marked by influences from Austronesia, Spain, China, Malaysia, and the United States. 3 Some typical dishes including pancit, longganisa, lumpia, kare-kare, pinakbet, sinigang, and adobo. 4 For example, one could find everything from Spanish paella and Chinese spring rolls (locally called lumpia) if you walked into a Filipino restaurant.

5 Another important compound of Filipino cuisine is street food. 6 These street foods include many fried foods, such as bananas, plantains, dumplings, squid balls, battered quail eggs, and fruit or vegetable spring rolls.7 Taho, a warm street food, is composed of bean curd, a caramel syrup or arnibal, and tapioca pearls.8 Don’t forget dessert! 9 With such a variety of flavors, textures, and cooking styles, there’s certainly to be something for every gourmand.

In Sentence 9, which of the underlined words should be changed?