老师
hello boys and girls nice to see you my name is Carol welcome to my English class from today， we are going to reveal unit four to unit six we are going to have two revision classes today， well have the first one。
老师
同学们大家好，从今天开始我们进行 4- 6 单元的复习。我们会上两节复习课，今天是第一节。
老师
OK are you ready for the class great lets begin boys and girls do you remember the words about numbers okay， lets have a look， one two three four five six seven eight nine ten we have ten numbers here now its your turn read， loudly okay are you ready lets go，one，three，seven，ten，six。
老师
8,9,4,2,5. Well done, boys and girls.
老师
Using these numbers, we can count things. For example, we can count potatoes, we can count stars, we can count apples. Okay, let's go and cut. how many apples can you see？great？ i can see five apples？ how many potatoes can you see？ good job？ i can see four potatoes？ how many stars can you see？ i can see seven stars？
老师
we can count animals， we can count birds， we can count cows， we can count duc