(
课件网) Unit2 Amazing numbers Section2 Grammar 语法优质课 沪教版（2024）八年级 上 Learning objectives 1 Lead in Cardinal numbers 3 Practice Ordinal number 5 Practice Assessment 7 Homework 2 4 6 8 By the end of the lesson, I will be able to... 1 2 3 4 Master reading and writing of cardinal & ordinal numbers. use cardinal numbers for quantity and ordinal numbers for order Describe river lengths and mountain heights with these numbers. Improve English communication about numerical info. 00 Learning objectives https://www.21cnjy.com二一教育 What number is this 1/16 twelve twenty NEXT What number is this 2/16 eighty eighteen NEXT What number is this 3/16 fourteen forty NEXT What number is this 4/16 seventy seventeen NEXT What number is this 5/16 sixteen sixty NEXT What number is this 6/16 seventeen seventy NEXT What number is this 7/16 fifty fifteen NEXT What number is this 8/16 eighteen eighty NEXT What number is this 9/16 twenty twelve NEXT What number is this 10/16 fifteen fifty NEXT What number is this 11/16 forty fourteen NEXT What number is this 12/16 nineteen ninety NEXT What number is this 13/16 thirty thirteen NEXT What number is this 14/16 sixty sixteen NEXT What number is this 15/16 thirteen thirty NEXT What number is this 16/16 ninety nineteen EXIT cardinal Numbers 基数词 04 We use cardinal numbers to count things. 11 eleven 15 fifteen 20 twenty 82 eighty-two 12 twelve 18 eighteen 50 fifty 98 ninety-eight 100 one hundred 385 three hundred and seventy-five 1,000 one thousand 100,000 one hundred thousand 4,189 four thousand one hundred and eighty-nine 1,000,000 2,000,000 1,000,000,000 3,000,000,000 one million two million one billion three billion A Cardinal numbers 一、基数词的概念 We use cardinal numbers to count things. 1. People from about 180 countries and areas live in New York. 2. The CN Tower is 1,815 feet tall. 3. Red Square in Moscow is about 91,000 square metres in size. 4. France has an area of over 26,000 square miles. 5. There are about 8,000,000 people living in London. 6. Tokyo, the capital of Japan, has over 13,000,000 people. 0～12为基本单词： zero one two three four five six seven eight nine ten eleven twelve 13～19为对应的个位数单词(或变形)后加-teen： thirteen fourteen fifteen sixteen seventeen eighteen nineteen 二、基数词的构成 3 three 13 thirteen 11 eleven 15 fifteen 12 twelve 18 eighteen 20～90为其对应个位数单词(或变形)后加-ty： twenty thirty forty fifty sixty seventy eighty ninety 21～99的两位数，十位与个位之间用连字符“-”： 26 twenty-six 99 ninety-nine When we say thirteen, we stress the second syllable. When we say thirty, we stress the first syllable. 20 twenty 70 seventy 30 thirty 82 eighty-two 50 fifty 98 ninety-eight 100 one hundred 200 two hundred 375 three hundred and seventy-five 101～999的三位数，百位数和十位数（若无十位数则和个位数）之间用and连接，百后用单数形式： 103 a/one hundred and three 225 two hundred and twenty-five 999 nine hundred and ninety ... ...
