数数：大数
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 Lesson 20 数数：大数
'1–10'^~^'typefacestyle'
 1 (一) one 2 (二) two 3 (三) three 4 (四) four 5 (五) five 6 (六) six 7 (七) seven 8 (八) eight 9 (九) nine 10 (十) ten
=

There is one table in the classroom = 教室里有一张桌子。
There are three chairs in the classroom = 教室里有三把椅子。
There are twenty people at the bus stop =巴士站那里来了二十个人。
There is/there are = 那里。

 There are = 那里有 ! eleven = 十一 ! bags. = 包 !
=
One bag -> 一个包是单数。
Eleven bags -> 十一个包是复数。

=
 'Eleven' 听录音写出正确的翻译; 翻译成英文
 一
 二十一
 十一
 十二

 There are = 那里有 ! twelve = 十二 ! bags. = 包 !
 听录音写出正确的翻译 'Twelve cars' ; 翻译成英文
 十二辆车
 二十二辆车
 十一辆车
 十三辆车
 There are = 那里有 ! thirteen = 十三 ! bags. = 包 !
 'Eleven + Two' 等于多少？（选出正确的答案）; 翻译成英文
 Thirteen
 Twelve
 Ten
 Nine
 'Nine + Three' 等于多少？（选出正确的答案）; 翻译成英文
 Thirteen
 Twelve
 Ten
 Nine

• have
• I
• thirteen
• brothers.
 1 (one) 11 (eleven) 2 (two) 12 (twelve) 3 (three) 13 (thirteen) →注意词语的拼写 4 (four) 14 (fourteen) 5 (five) 15 (fifteen) →注意词语的拼写 6 (six) 16 (sixteen) 7 (seven) 17 (seventeen) 8 (eight) 18 (eighteen) →注意词语的拼写 9 (nine) 19 (nineteen) 10 (ten) 20 (twenty)
 '13 + 1' 等于多少？（选出正确的答案）; 翻译成英文
 Thirteen
 Twelve
 Fourteen
 Nine
那里有十五个包。
• bags.
• are
• there
• fifteen
• bag.
• is
 '14 + 2' 等于多少？（选出正确的答案）; 翻译成英文
 Thirteen
 Twelve
 Sixteen
 Fifteen
仔细聆听对话
: How many cars are there at the airport?
: 机场那里有几辆车？

: There are fifteen cars at the airport.
: 机场那里有十五辆车。

 选出正确的答案。 '17' ; 翻译成英文
 Sixteen
 Twelve
 Seventeen
 Fifteen
=
注意规律 :

6 = Six
16 = Sixteen
7 = Seven
17 = Seventeen
9 = Nine
19 = Nineteen
=
=
注意词语的拼写 :

3 = Three
13 = Thirteen; 'threeteen 错'
5 = Five
15 = Fifteen; 'fiveteen 错'
8 = Eight
18 = Eighteen; 'eightteen 错'
=
选出正确的词语
There are ______
 threeteen
 one
 thirteen
 选出正确的答案。 '19' ; 翻译成英文
 Sixteen
 Nineteen
 Seventeen
 Fifteen
 I have = 我有 ! twenty = 20 !
 I have = 我有 ! twenty one = 21 ! friends. = 朋友。 !
=
22 = Twenty two

20 = Twenty (20)
2 = Two (2)
=
 1 (one) 10 2 (two) 20 (twenty) → 注意词语的拼写 3 (three) 30 (thirty) → 注意词语的拼写 4 (four) 40 (forty) → 注意词语的拼写 5 (five) 50 (fifty) →注意词语的拼写 6 (six) 60 (sixty) 7 (seven) 70 (seventy) 8 (eight) 80 (eighty) 9 (nine) 90 (ninety)
 1 (one) 21 (twenty one) 2 (two) 32 (thirty two) 3 (three) 43 (forty three) → 注意词语的拼写 4 (four) 54 (fifty four) →注意词语的拼写 5 (five) 65 (sixty five) 6 (six) 76 (seventy six) 7 (seven) 87 (eighty seven) 8 (eight) 98 (ninety eight) 9 (nine) 99 (ninety nine) 10 (ten) 100 (one hundred)
=
45 = Forty five

40 = Forty (40)
5 = Five (5)
=
 选出正确的答案。 '28' ; 翻译成英文
 Eight
 Twenty eight
 Twenty
 Thirty eight
 选出正确的答案。 '94' ; 翻译成英文
 Forty nine
 Ninety nine
 Forty four
 Ninety four
 '八十五' 选出正确的英文翻译（单选）; 翻译成英文
 Fifty eight
 Eighty
 Five
 Eighty five
 '四十二' 选出正确的英文翻译（单选）; 翻译成英文
 Twenty four
 Fifty two
 Forty two
 Forty four
印度全国一共有68个机场。
• there are
• eight
• sixty
• airports
• India.
• in
 选出正确的答案。 '99' ; 翻译成英文
 Nineteen
 Ninety nine
 Ninety
 Nine
 选出正确的答案。 '36' ; 翻译成英文
 Thirty seven
 Thirty five
 Thirty
 Thirty six
 选出正确的答案。 '68' ; 翻译成英文
 Sixty eight
 Eighty six
 Sixty nine
 Eighty seven
 选出正确的答案。 '84' ; 翻译成英文
 Twenty four
 Forty eight
 Eighty four
 Forty four
 选出正确的答案。 '79' ; 翻译成英文
 Ninety seven
 Seventeen nine
 Sixty nine
 Seventy nine
 =
 !
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