最新8A牛津版Unit 2Numbers课文及重点.doc

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1、如有侵权，请联系网站删除，仅供学习与交流最新8A牛津版Unit 2 Numbers课文及重点【精品文档】第 3 页Unit 2 NumbersThe king and the riceA long time ago, there was a king in India. The kings favourite game was chess.One day, an old wise man came to the palace and the king challenged him to a game. The king promised the old man, “ You can have

2、any prize, if you win the game.”The old man said “ If I win the game, Id like one grain of rice for the first square of the chessboard, two for the second, four for the third and then double the amount for each of the rest of the squares.“Is that all?” asked the king. “ Wouldnt you like gold or silv

3、er instead?”“ No, just rice,” replied the old man.The king and the old man played the game for a long time. Finally, the old man won. So the king ordered his men to collect a bag of rice. He put one grain on the first square, two on the second , and so on. The king quickly realized the problem-even

4、with all the rice in the country, he would still not have enough rice to put on all the squares!1. check in 登记 check up 检验 check out 办清手续后离开2. 基数词+单位名称（metre, feet, kilometer等）+adj（long, wide, high等）3. play chess 下象棋 play with 玩耍4. favourite adj. 最喜欢的，（无比较级和最高级）5. one day (过去，将来）的某一天 some day (将来）的某

5、一天6. the rest of 剩余的 have a rest 休息下7. promise sb sth 答应给某人某物 promise sb to do sth 答应某人做某事 make a promise 许诺8. would like sth 想要某物 would like to do sth 想要做某事 would like sb to do sth 想要某人做某事9. instead （句首，句末）代替，而不是 instead of 代替，而不是10. 特殊疑问词 +to do11. realize sth 意思到 realize that 意思到12. enough +n. 或n

6、.+ enough足够多的 Adj+enough 足够13. talk to sb 和某人谈话（暗含上级对下级的意思） talk with sb 和某人谈话 talk about sth 谈论某事14. advice n.（不可数） some advice 一些建议 a piece of advice 一条建议 give sb advice 给某人建议15. follow/take ones advice 听从某人的建议16. a bag of .一包17. and so on 等等Counting before numbersBefore the invention of written n

7、umbers, people used many different ways to count things.At first, people use their fingers, and even their toes. However, they could only count small numbers in this way.After that, they began to make small marks on sticks and bones. This helped them count bigger numbers. They used them to count the

8、 days of the month, the amount of food and the number of animals they have.Then people began to use tokens made from clay or small stones. This helped them count even bigger numbers. They often put the tokens on pieces of string so that they could carry them around easily. This developed into tools

9、like the abacus.Finally, people began to develop systems of written marks to show different numbers, and this led to the Hindu-Arabic system(0-9). We are still using this system today.1. at first 起初，开始2. a piece of string 一根绳子3. develop into 发展成4. lead sb to .带某人去 lead sb to do sth 带领某人做某事5. agree w

10、ith sb 同意某人 agree to do sth 同意做某事6. not .any more =no more = not.any longer= no longer不再7. take place 发生 happen 发生8. at once 立刻9. as usual 和往常一样10. keep your dream 坚持你的梦想11. not.at all 一点也不12. besides 除了还有 except for 除了（不同类） except 除了（同类） but 除了13. be late for 迟到14. all year round 全年，整年15. order sb to do sth 命令某人做某事