Unit 4 Lesson3 There are twenty pupils in my class 教案

Module 3 Unit 6 How many classrooms are there in your school 教案

Unit 4 Lesson2 There is an old building in my school. 教案

Module 3 Unit 6 How many classrooms are there in your school 学案

Unit 6 How many classrooms are there in your school?教案

Unit2 There are forty students in our class.（Lesson 11） 教案

Unit2 There are forty students in our class.（Lesson 10）教案