Today is Tuesday, November 26th, 2019.

It's _____ with _____ rain and _____ winds.

Length:

Let's learn about some competitions.

It's the jumping competition.

Are you good at jumping?

It's a throwing competition.

It's a golf competition.

Let's measure some items.

The first alien is taller than the second one.

Who is the tallest?

The fourth one is the tallest.

Which is the tallest skyscraper?

The building in the middle is the tallest.

Now let's begin our competition.

The team with the tallest straw can jump first.

We can use footprints to measure the length they jump.

What's the length of blue team? 

Blue team’s jump is seven footprints long.

The red team’s jump is nine footprints long.

Nine is greater than seven. So red team jumps farther than blue team.

教学目标一：

1.了解competition比赛的几种类型：jumping competition、throwing competition、golf competition。

2.学生能够在场景中比较长短、高低等， 判断long、longer、longest；tall、taller、tallest。

3.学生能够了解用于比较长短的方式：ruler(inches ruler/ centimeter ruler)

关键句：

Are you good at jumping competition?

Blue straw、red straw,which one is longer？

Which straw is longest？

Jerry and Gary,who is taller?

Who is tallest in our class?

课后：   

根据语音和文档进行复习。