Today is Saturday, May 25^th. 

本课关键词：

airport，airplane，passengers，suitcases，seashore，sailboats，fish，birds，starfish，shells，how many，more，family，brother，swim

First,We counted from 20 to 50.

认识20-50的英文单词：

20- twenty 

21- twenty-one 

22- twenty-two 

23- twenty-three

24- twenty-four

25- twenty- five 

26- twenty-six 

27- twenty-seven

28- twenty-eight

29- twenty-nine 

30- thirty 

31- thirty-one

32- thirty-two

33- thirty-three

34- thirty-four

35- thirty-five

36- thirty-five

37- thirty-six

38- thirty-seven

39- thirty-nine

40- forty

41- forty-one

42- forty-two

43- forty-three

44- forty-four

45- forty-five  

46- forty-six

47- forty-seven  

48- forty-eight 

49- forty-nine

50- fifty

Then,Let's go to the seashore.

Q: What’s the title of the story?

A: The title of the story is At the Seashore.

Q: How many sailboats do they see?

A:  There are 9 red sailboats and 2 yellow sailboats, 9 and 2 more is 11, so there are 11 sailboats.

Q: How many fish do they see?

A: There are 7 silvery fish and 5 blue fish, 7 and 5 more is 12, 

so there are 12 fish.

Q:How many birds do they see?

A: There are 6 pelicans and 3 sea gulls. 6 and 3 more is nine.

So there are 9 birds.

Q:How many starfish do they see?

A: There are 5 spiny starfish and 5 red starfish. 5 and 5 more is ten.

So there are 10 starfish.

Q: How many shells do they see?

A: There are 6 shells, and 2 more shells. 6 and 2 more is 8. So there are 8 shells.

本课教学目标：

1.在airport（机场）的环境中能够数一数20-50；并认识20-50的英文单词，

2.阅读数学小故事At the Seashore，理解故事的大意，找到数学元素，在number chart的帮助下，解决问题。

课后练习：

语音作业--根据语音进行复习，可参考Classroom Connection Book第44-47页。