内容正文:
Welcome to English class!
Unit 4 When is the art show ?
Part B Let's learn
序数词
first
second
third
fourth
fifth
第一
第二
第三
第四
第五
1st
2nd
3rd
4th
5th
Review
1st
2nd
3rd
4th
5th
one two three four five
first second third fourth fifth
基数词变序数词
基变序,有规律,词尾加上th;
一二三特殊记,词尾分别t,d,d;
八去t, 九去e, f来把ve替,
y改为ie, 词尾仍加th;
若是遇上几十几,改变个位就可以。
语
法
归
纳
Chant
Wu Binbin
Grandpa
Grandma
Dad
Mum
Wu Binbin's family
Wu Binbin's
birthday
August
21st
Grangpa's
birthday
Grangma's
birthday
Dad's
birthday
Mum's
birthday
October
12th
April
20th
November
30th
February
23rd
Special days for Wu Binbin
October
12th
Grangpa's
birthday
It's on October 12th.
f来把ve替,词尾仍加th
When is Grandpa's birthday?
Grangma's
birthday
April
20th
When is Grandma's birthday?
It's on April 20th.
y改为ie,词尾仍加th
Dad's
birthday
November
30th
It's on November 30th.
y改为ie,词尾仍加th
When is Dad's birthday?
Wu Binbin's
birthday
August
21st
Wu Binbin's
birthday
It's on August 21st.
若是遇上几十几,改变个位就可以
When is your birthday?
Mum's
birthday
February
23rd
When is Mum's birthday?
It's on February 23rd.
若是遇上几十几,改变个位就可以
thirtieth
twelfth
Please say the words as quickly as you can.
twenty-first
twenty-third
first
third
twentieth
Let's play !
基数词变序数词
基变序,有规律,词尾加上th;
一二三特殊记,词尾分别t,d,d;
八去t, 九去e, f来把ve替,
y改为ie, 词尾仍加th;
若是遇上几十几,改变个位就可以。
Let's Chant
one two three
first second third
eighth ninth twelfth
eight nine twelve
twenty twenty-one
twentieth twenty-first
序数词
缩写
数字+词尾两个字母
一二三特殊记,其余加th
twelfth
twentieth
thirtieth
twenty-first
twenty-third
第十二
第二十
第三十
第二十一
第二十三
12th
20th
30th
21st
23rd
When is your birthday?
It's on August 21st.
Let's say!
Look and write
21st
1st
2nd
3rd
22nd
23rd
31st
4th
18th
27th
12th
19th
26th
28th
13th
20th
14th
15th
16th
17th
29th
30th
24th
25th
Homework
1.Read the new words to your family.
读新单词给家人听。
2.Make two sentences with the new words.
用新单词造两个新句子。
Review
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