The first analogues of chewing gum were pieces of resin that were found during excavations in ancient settlements. The Kurtis brothers of Maine started producing gum first . It was in the middle of the 19th century .They created chewing gum from pine resin mixed with bee wax. Although with the advent of rubber gum their popularity fell sharply A patent for the production of rubber gum was obtained in 1869 by William Finley Semple of Ohio Although he himself did nothing further, the rubber gum saw the light in the same year . The production of chewing gum was carried out by the entrepreneurial resident of the state of New York Thomas Adams By cheap buying a ton of rubber and not finding it better use, he at his own risk boiled a small piece of rubber at home and formed gum His next step was to change the taste qualities of this product through the addition of lacquer flavor. Since then, gum has firmly and seems to have forever become an unaltered attribute of our lives. . Good or bad, the question is controversial
Объяснение:
1. He broke my watch - My watch was broken by him
2. The teacher explained the rule - The rule has been explained by teacher
3. They did written exercises in class yesterday - Written exercises was did by them yesterday
4. They grew roses in the garden - Roses in the garden was grew by them
5. They built a new house last month -New house was built by them Last month
6. Newton invented the first reflecting telescope - The first reflecting telescope was invented by Newton
7. Yuri Dolgoruky founded Moscow in 1147 - Moscow was founded by Yuri Dolgoruky in 1147.
8. My dad bought a new car last week - A new car was bought by my dad last week
9. Granny read us fairy tale last evening - Fairy tale was read us by granny last evening
10. Mum made a cake last Sunday - A cake was made by mum last Sunday
Потом отпиши, что правильно, а что нет, буду благодарен
The first analogues of chewing gum were pieces of resin that were found during excavations in ancient settlements. The Kurtis brothers of Maine started producing gum first . It was in the middle of the 19th century .They created chewing gum from pine resin mixed with bee wax. Although with the advent of rubber gum their popularity fell sharply A patent for the production of rubber gum was obtained in 1869 by William Finley Semple of Ohio Although he himself did nothing further, the rubber gum saw the light in the same year . The production of chewing gum was carried out by the entrepreneurial resident of the state of New York Thomas Adams By cheap buying a ton of rubber and not finding it better use, he at his own risk boiled a small piece of rubber at home and formed gum His next step was to change the taste qualities of this product through the addition of lacquer flavor. Since then, gum has firmly and seems to have forever become an unaltered attribute of our lives. . Good or bad, the question is controversial