Unit 1 Dream homes

4=four 13=thirteen 4th=fourth 13th=thirteenth
5=five 20=twenty 5th=fifth 20th=twentieth
6=six 21=twenty-one 6th=sixth 21st=twenty-first
7=seven 22=twenty-two 7th=seventh 22nd=twenty-second
8=eight 23=twenty-three 8th=eighth 23rd=twenty-third
9=nine 30=thirty 9th=ninth 30th=thirtieth
language points:
1. 序數詞的運用：
（1）表示日期：e.g.: 6月1日  on the first of june/ on june (the) first
（2）表示編號：e.g.: lesson 5  the fifth lesson
（3）起副詞作用，前無“the”e.g.: simon came first in the english exam.
（4）序數詞前有限定詞修飾時，不加 “the”. e.g.: this is my first lesson.
 
練習
一、根據句意,用適當的介詞填空：
1. there is a lamp         the desk         my study.
2. her printer is         her computer.
3. he is shorter than bob and peter. he sits         them.
4.the shelf is         the top bunk bed.
5.li ping is shorter than wu dong but taller than wei hua. so he sits         them.
6.the toilet is         the classroom.
7.our teacher is testing us         numbers.
8.they played a game          school.
9.look         the numbers below and write the numbers out         words.
10.the teacher asked kate         some phone numbers          the class 2, grade 7 students.
 
二、用英語寫出下列數字
1. 2036         2. 732210          3. 46809           4. 128         
2. 掌握序數詞的寫法，了解基數詞和序數詞的區別，并能正確熟練地使用基數詞
 
［當堂反饋］
ⅰ. 根據句意或所給的數字用正確的數詞形式填空。
1. there are        （三）bikes over there. the      （三）one is for you.
2. the building has        （十）floors. the supermarket is on the       （九）floor.
3. there are       days in a week. monday is the        day.