Unit 5 Plus and minus
教学目标：能听懂会说数词13-20，重点掌握13/15/20的正确读音
          能熟练掌握What’s…plus/minus…?及其回答It’s…并能用That’s right/Sorry,you are wrong/Oh,no.等作出评价。
教学重点：准确认读数词13-20，会用英语进行简单的算术计算以及评价。

Step 1. Warming up
Greeting and free talk
Sing a song : Ten little Indians
Step 2. Presentation and practice
1.        Listen and say
Listen and say the next number/Listen and say the number before
2.        finger show: What’s it? It’s one/five/seven/twelve…
引出 fourteen/sixteen/seventeen/eighteen/nineteen
3.        Look and find
What do you find?学生总结规律
4.        Let’s count
Here are some oranges,let’s count.    twelve
Here’s another orange,how many oranges can you see?
教授thirteen 同法 fifteen  twenty
Let’s count one to twenty.
5.        Guess numbers
I’m thinking a number, it’s in one to twenty,what’s it?
S guess : ten
T： Oh,no/Sorry, you are wrong. It’s in ten to twenty.
S1 S2 S3…
That’s right.
6.        You know a lot about numbers,now let’s do some exercise about it.
What’s …plus…? It’s …
教授plus 跟读、指读、开火车、男女声分读
I have some exercise,who can read them?
T-S S-S What’s…plus…? It’s…
同法minus
Step 3 Consolidation and production
1．You did a good job.Now watch a cartoon and tell us what did you hear.
说出你听到的算式
2. Read the text
3.Look think and fill in the blanks
What’s ____  plus ____? It’s twenty.
What’s ____  minus _____? It’s one.
Step 4 Homework
Read the text after class
Count number one to twenty

这个。。。只能平时用用，公开课就，，，

平常课。。。。。。