Coca

poor topic sentence. The topic is not where it is grown, but what it is and why it is important Coca leaf, also called Coca, is a plant which is grew in South America. The main producing areas are Peru, Bolivia, Brazil, Chile, and Colombia. It can use for medicine and it is also the main material for Coca Cola. Coca’s tasty is bitter, and got many people’s like. They think Coca can give them power, lustrate hungry, and abate suffer. From Coca we can epurate Cocain, a kind of drug. It can make human impulse, have hallucination, convulsion, sometimes can lethal. In 2500BC, Coca is god and mystery plant for Inca. They use Coca in religion ceremony and medical treatment. 16 century, Spanish was occupy Inca Empire, they think to use Coca is to have covenant with evil, so they banned to eat Coca. When they knew Inca can work harder after they eat Coca, then they abolish the ban. From 1855 to 1860, there were two Germany scientists got cocaine and used in some drink and medicine. The most popular liquor is Vin Mariani. More and more crime happened and people think it cause Coca, and until 1961 Cocaine became embargo medicine. also, rewrite it for some grammar errors!