一、选出下列每组单词中不同类的一项。
()1. A. eat B. book C. take
()2. A. three B. first C. seven
()3. A. third B. second C. two
()4. A. diary B. mother C. father
()5. A. Chinese B. fourth C. English

1. B 2. B 3. C 4. A 5. B

二、看图片，写序数词。
1.

2.

3.

4.

5.

6.

7.

8.

1. first 2. second 3. third 4. fourth 5. fifth 6. sixth 7. eighth 8. ninth

三、用所给单词的正确形式，完成句子。
1. Thursday is the (five) day of the week.
2. There are (eleven) books on the desk.
3. We'll (sing) the birthday song at the party.
4. Mum's birthday is on April (four).
5. I often do morning exercises at (nine) o'clock.

1. fifth 2. eleven 3. sing 4. 4th 5. nine