预习05 Unit 2 Amazing numbers重点单词、重点短语、重点句型与练习-【暑假预习】2026-2027学年沪教版八年级英语上册（广州卷）

**基本信息** 聚焦沪教版八年级上册Unit 2核心词汇、短语及句型，通过基础知识梳理（24单词、25短语、10句型）与能力闯关（词汇运用等4类题型）结合，适配暑假预习，强化语言能力与学习能力。 **题型特征** |题型|题量|知识覆盖|命题特色| |----|----|----------|----------| |词汇运用|20题|词形转换（challenge→challenging）、时态（agree→agreed）|基础巩固与语法应用结合| |完成句子|20题|核心短语（without hesitation、add up to）|语境化考查语言表达| |句型转换|10题|同义句、被动语态转换|提升句式转换思维品质| |语法填空|7空|基数词序数词（first、second）、数词短语（Thousands of）|融入古代计数故事，渗透文化意识|

【暑假预习】2026-2027学年沪教版八年级英语上册（广州卷） 预习05 Unit 2 Amazing numbers重点单词、重点短语、重点句型与练习 目录： 1、 基础知识：重点单词、重点短语、重点句型 2、 能力闯关：词汇运用、完成句子、句型转换、语法填空 基础知识 第一部分：重点单词 1. 航程 ________ 2. 日程安排 ________ 3. 到处，各处 ________ 4. v. 向……挑战 ________ adj. 有挑战性的 ________ 5. 奖品，奖赏 ________ 6. v. 承诺 ________ n. 承诺 ________ 7. 国际象棋棋盘 ________ 8. 银；银色 ________ 9. v. 回复 ________ n. 答复 ________ 10. n. 犹豫 ________ v. 犹豫 ________ 11. v. 想知道；琢磨 ________ adj. 令人惊奇的 ________ 12. v. 同意 ________ v. 不同意 ________ 13. 百分之…… ________ 14. adv. 目前；当前 ________ adj. 当前的 ________ 15. v. 检查，核查 ________ 16. 预算 ________ 17. 省份 ________ 18. adv. 急剧地；大幅度地 ________ adj. 锋利的 ________ 19. v. 数数，计算总数 ________ 20. 系统 ________ 21. 符号，记号 ________ 22. v. 代表 ________ n. 代表 ________ 23. adv. 准确地；确切地 ________ adj. 准确的 ________ 24. 数量，数额 ________ 参考答案 1. flight 2. schedule 3. everywhere 4. challenge；challenging 5. prize 6. promise；promise 7. chessboard 8. silver 9. reply；reply 10. hesitation；hesitate 11. wonder；wonderful 12. agree；disagree 13. percent 14. currently；current 15. check 16. budget 17. province 18. sharply；sharp 19. count 20. system 21. symbol 22. represent；representative 23. exactly；exact 24. amount 第二部分：重点短语 1. 惊人的数字 ________ 2. 在日常生活中发挥作用 ________ 3. 航班时刻表 ________ 4. 价格标签 ________ 5. 钟面 ________ 6. 图表 ________ 7. 基数词 ________ 8. 序数词 ________ 9. 数以百计的 ________ 10. 数以千计的 ________ 11. 计算出；解决 ________ 12. 至少 ________ 13. 至多 ________ 14. 数不清 ________ 15. 在古代 ________ 16. 合计达 ________ 17. 记录…… ________ 18. 把……分成…… ________ 19. 代替；而不是 ________ 20. ……的数量（可数名词）________ 21. ……的数量（不可数名词）________ 22. 大量（不可数）________ 23. 多达 ________ 24. 毫不犹豫 ________ 25. 写下，记下 ________ 参考答案 1. amazing numbers 2. play a role in daily life 3. flight schedule 4. price tag 5. clock face 6. charts and graphs 7. cardinal numbers 8. ordinal numbers 9. hundreds of 10. thousands of 11. work out 12. at least 13. at most 14. lose count 15. in ancient times 16. add up to 17. keep a record of 18. divide...into... 19. instead of 20. the number of 21. the amount of 22. a large amount of 23. as many as 24. without hesitation 25. write down 第三部分：重点句型 1.   很久以前，印度有一位国王。 ____________________________________________________________________ 2. 国王想要向这位老人挑战一盘国际象棋。 ____________________________________________________________________ 3. 老人只要求在第一个格子里放一粒米。 ____________________________________________________________________ 4. 他要求国王在每一格都把米粒数量翻倍。 ____________________________________________________________________ 5. 最后，米粒的总数大约有1800亿亿！  ____________________________________________________________________ 6. 我们用基数词来计数物品。 ____________________________________________________________________ 7. 我们用序数词来表示事物的顺序。 ____________________________________________________________________ 8. 我们学校有375名学生。  ____________________________________________________________________ 9. 我的生日在9月12日。 ____________________________________________________________________ 10. 他在英语竞赛中获得第二十一名。 ____________________________________________________________________  参考答案 1. A long time ago, there lived a king in India. 2. The king wanted to challenge the old man to a game of chess. 3. The old man asked for just one grain of rice on the first square. 4. He wanted the king to double the amount on each square. 5. In the end, the total number of grains was about 18 million billion! 6. We use cardinal numbers to count things. 7. We use ordinal numbers to show the order of things. 8. There are three hundred and seventy-five students in our school. 9. My birthday is on the twelfth of September. 10. He got the twenty-first place in the English competition. 能力闯关 一、用所给词适当形式填空 1. The ________ (fly) from Guangzhou to Shanghai takes two hours. 2. This math problem is very ________ (challenge) for me. 3. He made a ________ (promise) to help me with my study. 4. She answered my question without ________ (hesitate). 5. I ________ (wonder) what the number means. 6. My father ________ (agree) with my plan just now. 7. ________ (current), more students love learning about numbers. 8. The price of fruit went up ________ (sharp) last month. 9. Can you ________ (count) the stars in the sky? 10. This sign ________ (represent) peace in our culture. 11. Please write down your name ________ (exact) on the paper. 12. There are two ________ (province) in the south of China. 13. The necklace is made of ________ (silver). 14. I’m waiting for his ________ (reply) to my email. 15. There are three ________ (symbol) on the clock face. 16. A large amount of water ________ (be) wasted every day. 17. Thousands of ________ (student) join the chess club. 18. He is good at ________ (work) out difficult number problems. 19. The ________ (twenty) student will get a small prize. 20. We use ________ (cardinal) numbers to count apples. 二、完成句子,每空一词 1. 数字在我们日常生活中十分重要。 Numbers ________ ________ ________ in our daily life. 2. 你可以查看航班时刻表。 You can ________ the ________ ________. 3. 我到处寻找我的棋盘。 I looked ________ for my ________. 4. 他向我挑战下象棋。 He ________ me ________ a game of chess. 5. 我承诺不再迟到。 I ________ ________ be late again. 6. 她毫不犹豫地接受了奖品。 She accepted the prize ________ ________. 7. 我想知道这个符号代表什么。 I ________ what this sign ________. 8. 目前，我们班有50名学生。 ________, there are fifty students in our class. 9. 请准确写下你的预算。 Please ________ down your ________ exactly. 10. 这个省的人口增长急剧上升。 The population of this ________ goes up ________. 11. 我数不清这里有多少本书。 I ________ ________ how many books there are here. 12. 在古代，人们用绳子计数。 ________ ________, people counted with ropes. 13. 所有数字合计达到一千。 All the numbers ________ ________ one thousand. 14. 请记录每天的花费。 Please ________ ________ ________ your daily costs. 15. 把这个苹果分成四份。 ________ the apple ________ four parts. 16. 我选择走路而不是坐公交。 I choose to walk ________ ________ taking the bus. 17. 学生的数量是800人。 ________ ________ ________ the students is 800. 18. 大量牛奶被送到学校。 ________ ________ ________ milk is sent to the school. 19. 我们学校至少有三百名男生。 There are ________ ________ three hundred boys in our school. 20. 我们用序数词表示顺序。 We use ________ ________ to show the order of things. 三、句型转换 1. There are 200 students in Grade Eight.（改为同义句，用hundred） ____________________________________________________________________  2. The total number of rice grains is huge.（对划线部分提问） ____________________________________________________________________  3. I promise to finish my homework on time.（改为否定句） ____________________________________________________________________  4. He challenged me to play chess.（改为一般疑问句） ____________________________________________________________________  5. We use ordinal numbers for order.（对划线部分提问） ____________________________________________________________________  6. She answered the question at once.（用without hesitation改写） ____________________________________________________________________  7. The number of girls in our class is thirty.（对thirty提问） ____________________________________________________________________  8. He writes down all the numbers on the paper.（改为被动语态） ____________________________________________________________________  9. People used numbers in ancient times.（改为一般现在时） ____________________________________________________________________ 10. I want to know the meaning of this symbol.（用wonder改写句子） ____________________________________________________________________  四、语法填空 Numbers are amazing and play an important role in our daily life. The 1 (one) people used tally sticks to count things. Later, they created different symbols for numbers. Now we use numbers to do many things. For example, we use them to make a budget. If you save 2 (two) hundred yuan every month, you will have 2,400 yuan a year. We also use numbers to show dates. Our National Day is on October the 3 (one). What’s more, numbers can show quantities. 4 (thousand) of people use numbers to plan their journeys every day. Numbers are also important in games. A king once challenged a wise man to a game. He promised to give the man rice on the chessboard: one grain on the 5 (one) square, two on the 6 (two), four on the 7 (three), and so on. He thought it was easy, but he soon realized he couldn’t keep his promise—even all the rice in the country was not enough. We can’t live without numbers. Let’s learn to use them well! 参考答案 一、 1. flight 2. challenging 3. promise 4. hesitation 5. wonder 2. agreed 7. Currently 8. sharply 9. count 10. represents 3. exactly 12. provinces 13. silver 14. reply 15. symbols 4. is 17. students 18. working 19. twentieth 20. cardinal 二、 1. play an important role 2. check; flight schedule 3. everywhere; chessboard 4. challenges; to 5. promise not to 6. without hesitation 7. wonder; represents 8. Currently 9. write; budget 10. province; sharply 11. lose count 12. In ancient times 13. add up to 14. keep a record of 15. Divide; into 16. instead of 17. The number of 18. A large amount of 19. at least 20. ordinal numbers 三、 1. There are two hundred students in Grade Eight. 2. Howlarge is the total number of rice grains? 3. I don’t promise not to finish my homework on time. 4. Did he challenge you to play chess? 5. What do you use for order? 6. She answered the question without hesitation. 7. What is the number of girls in your class? 8. All the numbers are written down on the paper by him. 9. People use numbers now. 10. I wonder what this symbol means. 四、 1．first 2．two 3．first 4．Thousands 5．first 6．second 7．third 学科网（北京）股份有限公司 $