sixteen 16--------sixty 60

seventeen 17----seventy 70

eighteen 18------eighty 80

nineteen 19------ninety 90

5.火眼金睛。(Who is missing?)

T: Now, please look at carufully and say quickly."Who is missing?"

（设计意图：此环节考查学生的观察和反应能力。）

6. Play a game: I do you count.

T: I like skipping. Do you like skipping?

Ss: Yes!

T: Let's count.(教师跳绳学生数数)

（设计意图：通过两列数字的对比，使学生能够清晰发现十几以-teen结尾及整十以-ty结尾的规律，并突出强调-teen和-ty的读音。在此基础上，设计游戏环节进一步巩固数字发音，游戏跳绳比赛激发了学生对数字的兴趣。）

Step 4. 巩固训练，提升能力。

1. Look and say.

T: Let's talk about "the Lake School and the Park School".

Eg: A: There are seventy pupils in Lake School.

B: There are ninety pupils in Park School.

Read after me. (教师领读表格中短语)

2. Practise then show in groups. （合作练习我第一。）

3. Listen and chant.

　　播放韵句的动画，请学生看动画，整体感知韵诗。播放朗读韵句的录音，请学生逐句跟读。在此播放韵句录音，请学生跟着录音说韵句。最后请学生分小组练习并展示小组练习成果。

Ten big lions at the zoo.

Twenty bears and a kangaroo.

Thirty elephants in a row.

Forty monkeys go high and low.

Fifty tigers I can see.