This document provides an overview of an 11th grade English lesson about Earth. The lesson goals are to learn words related to places in the universe and large numbers, answer questions about the Earth, and write sentences using the present perfect active and passive forms. The document then provides facts about the Earth, such as its age, distance from the sun, rotation and revolution periods, and population of humans, animals and plants. It concludes with examples of changing sentences between active and passive voice.

1. Unit 10 “Earth matters” Lesson1 “The living Earth” English teacher: B.Chuluuntsetseg Grade: 11 th

2. Goal: - to identify the words related to the places in the universe and large numbers. - to answer the question about the Earth. - to write the sentences with present perfect active and passive. - to discuss about earth matters.

3. How old is our planet? Our planet is over 4.5 billion years old.

4. How far is the Earth from the Sun? The Earth is 150 km away from the Earth.

5. What is the rotation of the Earth? The Earth rotates once every 23 hours, 56 minutes, and 4.09 seconds .

6. What is the revolution of the Earth? It makes one full revolution around the sun every 365 days, 6 hours, 9 minutes, and 9.45 second.

7. What is the period of rotation? The rotation of the Earth is about 24 hours.

8. What is the period of revolution? The period of revolution is 365 days.

9. What is the human population of the Earth? The human population of the Earth is more than 6.5 billion.

10. What is the animal population? There are more than 1.8 million kinds of animal on the Earth.

11. How many plants are there on the Earth? There are 260.000 species of plants on the Earth. Slide

12. Grammar: P resent perfect active and present perfect passive Form Present perfect active Present perfect passive Positive Students have made progress. Progress has been made (by students). Negative Students have not made progress. Progress has not been made (by students) . Question Have students made progress? Has progress been made (by students) ?

13. Ex1: Rewrite the sentences so the words in italics come first and seem more important. eg: - More than 1.8 million kinds of animals have been identified by scentists. Scientists have identified more than 1.8 million kinds of animals .

14. Man has made progress in space exploration . 3. Pollution has increased global warming . 4. Man has influenced life on the Earth . 5. Man has cut down millions of trees . 6. Man has saved a lot of animals from extinction.

15. Ex2: Present perfect active or present perfect passive? Eg: - I ___ (to be) once to the USA. I have been once to the USA. 1. I ___________ (go to) to the USA, and I am still there! 2. War ____________ (to declare)!!!! 3. During the war, lots of towers __________ (to collapse). 4. This woman ___________ (to be) my banker for many years! 5. My husband and I ___________ (to be) together for five years.

16. Ex3: Read the text again and complete. Earth factse Age 4.6 billion years Water surface 139.500 square miles Distance to the Sun 150.000.000 km Land surface 57.300 square miles Period of rotation 24 hours Number of species of animals 1,8 million Period of revolution 365 days Number of species of plants 260.000 Total surface area 198.000 square miles Number of people 6,5 billion

17. Conclusion: Active Passive Man has made progress . Progress

18. has been