ответить на тест((( Answer the following questions:
1 What is the text about?
2 What signs did people use instead of numerals?
3 What is the role of numerals in our life?
4 What numbers sound alike in many languages?
5 What number names is the word digit applied to?
6 How long has it taken people to learn to use numbers?
7 What is a numeral?
8 How did the first arithmetic book appear in Europe?
9 What numbers were the most important for people in the remote past?
10 What devices did they invent to make computation easier?
11 What operations were done on the abacus?
12 When did long division appear?
13 What were the first counting machines called?
14 Could they perform all basic operations of arithmetic?
15 What development was the next step in counting?
Watching television has its good and bad sides. Teenagers should not watch television too much time it's bad affects on eyes and wastes their time. On the flip side TV is the main source of information in the world and if we want to know actual events happening right now we need to switch on the TV and watch the news. Moreover, some programmes are very good for intellectual development, they can teach us something new. But anyway there are lots of other ways to spend leisure time except television
Объяснение ЛАЙК И ЛУЧШИЙ ОТВЕТ
When you are shopping online. first you go to the website. The first time you use a site you usually have to create an account, where you give your personal details. You then choose what you want to buy, and click on each item. If you are buying clothes, make sure you get the right size! Everything you buy goes into your shopping bag or basket, usually at the top right of the page. When you are ready to pay you click on proceed to checkout. You then have to give your delivery address where you want them to send your things, and give your payment details, for example your credit card number and expiry date. Many people today also buy and sell things online at auction sites like eBay.