内容正文:
英语(牛津版)
八年级 上册
Unit 2
Numbers
English
Grammar
水果切切乐
点击水果,大声地读出每个水果后面的数字
Words game
1
课堂导入
2
5:45
137, 103
14, 2012
October 3,
2022
49%
2425 0981
99%
495 2840
3
4:15
5354 8818
21 June, 2023
6696 7008
January
18, 2023
21%
3/4
3
1) 1, 3, 4, 7, 11, ( )
A.14 B.16 C.18 D.20
2) 0, 1, 1, 2, 4, 7, 13, ( )
A.22 B.23 C.24 D.25
3) 2, 2, 4, ( ), 32
A.4 B.6 C.8 D.16
C
C
C
数字推理(在括号里填入恰当的数字):
3 three 13 thirteen 20 twenty 70 seventy
11 eleven 15 fifteen 30 thirty 82 eight-two
12 twelve 18 eighteen 50 fifty 98 ninety-eight
100 one hundred
200 two hundred
375 three hundred and seventy-five
A Cardinal and ordinal numbers
We use cardinal numbers to count things.
2
课堂活动
1,000 one thousand
4,189 four thousand one hundred and eighty-nine
15,362 fifteen thousand three hundred and sixty-two
100,000 one hundred thounsand
285,643 two hundred and eight-five thousand six
hundred and forty-three
1,000,000 one million
3,367,982 three million three hundred and sixty-seven
thousand nine hundred and eighty-two
In the cardinal numbers, we do not add-s to hundred, __________and__________.
With large numbers, we put _________ between hundred and ten.
Work out the rule
thousand
million
and
A 基数词和序数词
1 基数词:表示数目的词称为基数词。
1-10
1 one, 2 two, 3 three, 4 four, 5 five, 6 six, 7 seven, 8 eight, 9 nine, 10 ten
11-19
(1) 由其个位数形式后添加后缀-teen构成:14 fourteen,16 sixteen,17
seventeen,19 nineteen
(2) 特殊形式:11 eleven,12 twelve, 13 thirteen, 15 fifteen, 18 eighteen
21-99
(1)整数几十的共同特点是以-ty结尾:
① 由其个位数形式后添加后缀-ty构成:60 sixty,70 seventy,90 ninety
② 特殊形式:20 twenty,30 thirty, 40 forty,50 fifty,80 eighty
(2)表示几十几时,在几十和个位基数词之间添加连字符“-”。如