数词同步讲义2026-2027学年冀教版英语七年级上册

2026-08-28
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2026年度冀教版七年级上册数词同步讲义 📚学习目标 1. 分清基数词(表数量)和序数词(表顺序)。 2. 熟记基数词1‑100拼写,牢记13‑19特殊变化。 3. 掌握序数词变化规则,重点记忆7个不规则变化。 4. 掌握基数词、序数词句子成分用法;会用序数词表示日期。 5. 完成词形转换、填空、改错练习。 ⚠️教学重点&难点 ✅重点 1. 基数词:表示数量;可作主语、宾语、表语、定语;用于编号、年份、时间、年龄。 2. 序数词:表示顺序;一般加‑th;7个不规则变化;前面常加the;可作主语、表语、宾语、定语;用于日期。 ❌难点(高频易错重点突破) 1. ❌序数词特殊拼写:one‑first,two‑second,three‑third,five‑fifth,eight‑eighth,nine‑ninth,twelve‑twelfth。 2. ❌13‑19:thirteen, fifteen, eighteen拼写变形,不要写错。 3. ❌序数词前面一般加the;`the + 序数词`可以单独使用,充当主语/表语/宾语。 4. ❌日期表达:`on the fourth day of October`;`May 1`。 核心知识精讲 数词总述 数词分为两类: - 基数词:表示数目多少 - 序数词:表示顺序先后 一、基数词 1. 基数词构成 1)1‑12:one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve 2)13‑19:thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen >💡注意:13‑19一般个位+‑teen;13、15拼写变化;18去掉eight里t再加‑teen。 3)20‑100:twenty, twenty‑one, twenty‑two… thirty, forty, fifty, sixty, seventy, eighty, ninety, one hundred 2. 基数词用法 (1)在句中作主语、宾语、表语、定语 >Ten of them are boys.(ten作主语) >Five plus four is nine.(four作介词宾语) >I’m 12.(twelve作表语) >He has twenty books.(twenty作定语) (2)用于名词后表顺序(编号) >Lesson One is very easy. >Please open your books and turn to Page 5. (3)表示年份、时间、钟点、电话号码、年龄 >He was born in July, 2010. >His telephone number is 88940530. >I get up at seven every morning. >She is 13 years old. 二、序数词 1. 序数词构成 一般:基数词词尾加‑th,例:sixth。 >⚠️7个不规则变化(必须熟记) 基数词 序数词 one first two second three third five fifth eight eighth nine ninth twelve twelfth 2. 序数词用法 (1)作定语,前面通常加定冠词the >It is part of the tomb of Qinshihuang, the first emperor of China. (2)`the + 序数词`可单独使用,充当主语、表语、宾语 >The second is mine.(the second作主语) >Who was the first in the race?(the first作表语) >Please give me the fifth.(the fifth作宾语) (3)表示日期 >It’s on the fourth day of October. >Labour Day is on May 1. >例句: >What is the first day of the first month in the Chinese lunar calendar, Zack? >February is the second month of the year. >Li Ming is the first student to come to school. ✍分层配套练习(基础→提升→拓展) 基础层:词形转换 Ⅰ 写出下列基数词对应的序数词 1. one ________ 2. two ________ 3. three ________ 4. five ________ 5. eight ________ 6. nine ________ 7. twelve ________ 8. four ________ Ⅱ 写出基数词 1. 13 ________ 2. 15 ________ 3. 18 ________ 4. 21 ________ 提升层:填空,选用基数词/序数词 Ⅲ 用合适数词填空 1. This is the ______ (one) day of the new term. 2. There are ______ (twelve) months in a year. 3. The ______ (two) is my pen.(作主语) 4. He is ______ (thirteen) years old. 拓展层:改错+翻译 Ⅳ 改错(划出错误,改正并说明原因) 1. He is the five in the race. ________________ 2. May is the five month of the year. ________________ 3. Lesson First is easy. ________________ Ⅴ 单项选择 1. —Which is ______ month of the year? —February. A. two B. second C. the second 2. The ______ is his. A. three B. third C. the third 参考答案与解析 Ⅰ 1. first 2. second 3. third 4. fifth 5. eighth 6. ninth 7. twelfth 8. fourth Ⅱ 1. thirteen 2. fifteen 3. eighteen 4. twenty‑one Ⅲ 1. first;序数词,表顺序 2. twelve;基数词,表数量 3. second;the+序数词作主语 4. thirteen;基数词表年龄 Ⅳ 1. the five → the fifth;解析:表示比赛名次要用序数词。 2. five → fifth;解析:表示第几个月,用序数词。 3. Lesson First → Lesson One;解析:编号表达:Lesson +基数词。 Ⅴ 1. C;解析:二月是一年的第二个月,序数词前面加the。 2. B;解析:the已经在题干,直接用third作主语。 学科网(北京)股份有限公司 $

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数词同步讲义2026-2027学年冀教版英语七年级上册
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数词同步讲义2026-2027学年冀教版英语七年级上册
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数词同步讲义2026-2027学年冀教版英语七年级上册
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