The third unit of the third grade English textbook Luco is about talking about animals and their numbers in English. The requirement is to understand, speak and read some animal names and sentences about animals. So you can write down the key words animals and quantity, and then expand according to them. * * * There are three course units, so it is expanded into three parts, and then expanded according to the contents learned in these three course units. It is suggested that the above contents be written in English.