History of sulphur: Sulfur is a substance that has been known since ancient times. It is believed that this name was transferred from the Oscan language spoken in some parts of Italy to Latin. Sulfur, which is claimed to be of Persian origin, means "burning stone" in Latin. .Sulfur, considered a mysterious and fascinating substance since ancient times, was described by some alchemists as a "philosopher's stone" that was supposed to turn substances into gold.
Claster
Gramma sentance
1) Sulfur is ____ substance that has been known since ancient times. (a)
2)Sulfur is widely used ____ industry and agriculture. (in)
3)The fact that the physical state of sulfur is different is explained by ___ structure of its molecule. (The)
4)Sulfur is __ yellow, hard, brittle substance (a)
5) Sulfur is widely distributed ____ nature (in)
6)There are ___ Central Asia, Crimea and other regions. ( in)
7)Sulfur is in the body of animals and plants, because protein included in____ molecules organic compounds of sulfur are present in oil. (The)
8)Sulfur ___often found in the form of compounds formed with other elements .( is)
9) Sulfur is an important element widely used____industry, agriculture and medicine. (in)
10)About half of the mined sulfur ____ used to produce sulfuric acid. (is)
Grammar exercise answers
1) Sulfur is a substance that has been known since ancient times. (a)
2)Sulfur is widely used in industry and agriculture. (in)
3)The fact that the physical state of sulfur is different is explained by the structure of its molecule. (The)
4)Sulfur is a yellow, hard, brittle substance (a)
5) Sulfur is widely distributed in nature (in)
6)There are in Central Asia, Crimea and other regions. ( in)
7)Sulfur is in the body of animals and plants, because protein included in the molecules organic compounds of sulfur are present in oil. (The)
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