3. the teacher tells the purpose of this lesson students will learn about energy conservation and the world. Practice reading comprehension and writing, as well as pronunciation.
3. The teacher told the purpose of the study of this hour. Students will learn about energy conservation and global. Reading comprehension and writing as well as pronunciation.
3. The teacher tells the object of study of this hour. Students will learn about energy conservation and the world, reading comprehension and writing, as well as the pronunciation.