Money is what people use to buy and sell things Every country has coins and paper money, but other things can also be used as money. For example, farmers may trade a certain number of animals for products or services with each other or in called bartering and was how people in the ear...
Money is what people use to buy and sell things. Every country has its coins and paper money, but other things can also be used as money. For example. farmers may trade (交易) a certain number of animals for products or services with each other. It is called bartering and was how pe...
Every country has a history of wartime inventions. China’s just happens to be thousands of years old and is the foundation for many modern-day fighting machines. China Invented Gunpowder Considered one of the “four great inventions of ancient China”, gunpowder first made an appearance in Chin...
England was the first country to officially take on the gold standard in 1821. The fact that the British government backed its money with gold that could be redeemed gave people more confidence in the paper money and Britain's trade increased. Germany adopted the gold standard 1871 and many m...
” The discovery of new architectures has been an important area of AI innovation since the 1980s, often driven by the goal of supporting a new medium. But then, once a new architecture has been invented, further progress is often made by employing it in unexpected ways. Additional ...
Money is what people use to buy and sell things Every country has its coins and paper money, but other things can also be used as money. For example, a farmer may agree to accept a number of animals for products or services with each other. It is called bartering and was how people...
Money is what people use to buy and sell things. Every country has its coins and paper money, but other things can also be used as money. For example, farmers may trade(交易) a certain number of animals for products or services with each other. It is called bartering and was how ...
However, depending on where they live in the world, people are not very accustomed to keeping track of the quality of money itself, or deciding which type of money to hold. In developed countries in particular, people often just hold the currency of that country. In developing countries that...
It didn’t take long after the printing press was invented for marketing ads to appear. But it wasn’t until 1865, when the banker Sir Henry Furnese described beating his competitors by analyzing his own marketing and promotional techniques, that the termbusiness intelligenceentered the public do...
10. A new big oil field is said ___ in the west of our country.A. to have foundB. to have been foundC. having foundD. having been found11. If I ___ enough time, I will complete the task well.A. giveB. will be given