【正文】 with nature can we save the earth. 3. I knew that air pollution causes almost three million deaths every year only after the meeting. Only after the meeting did I know that air pollution causes almost three million deaths every year. 4. I will never fet the day when I made a very important speech on the Earth Day Summit. Never will I fet the day when I made a very important speech on the Earth Day Summit. 5. The Earth Summit is not only a place to talk about problems, but also a place to find solutions for the future. Not only is the Earth Summit a place to talk about problems, it is a place to find solutions for the future too. 6. Julia did not believe what he said until she went there and saw the dirty river herself. Not until she went there and saw the dirty river herself did Julia believe what he said. 7. Better education is not only important for improving ourselves but also for developing our society. Not only is better education important for improving ourselves, it is important for developing our society too. 8. Never have I realized that water is so precious. Never did I realize that water is so precious. 1. If I had not listened to the speeches, I would not have realized that many of the things I do every day are bad for the environment. Rewrite the following sentences , using Inversion. Had I not listened to the speeches, I would not have realized that many of the things I do every day are bad for the environment. 2. I do not buy products that cause pollution. Most people I know do not buy them, either. I do not buy products that cause pollution. Neither do most people I know. 3. If you had not lent Bob any money, nothing would have happened. Had you not lent Bob any money, nothing would have happened. 4. I have never seen such beautiful scenery in my life. Never in my life have I seen such beautiful scenery! 5. If we had known that you were in hospital, we would have e to see you. Had we known you were in hospital, we would have e to see you. 6. She had hardly sat down to have a rest when the doorbell rang and in came Allan. Hardly had she sat down to have a rest when the doorbell rang and in came Allan. 7. If I had not been there when the accident occurred, I would not have believed it. Had I not been there when the accident occurred, I would not have believed it. 8. I realized that I was wrong only after the experiment. Only after the experiment did I realize that I was wrong. 9. The local government decided to move the factories that caused serious pollution only after the meeting. Only after the meeting did the local government decided to move the factories that caused serious pollution. Not until late last night had he finished writing his report on environmental protection. 10. He had not finished writing his report on environmental protection until late last night. on P140 2) Hardly were people prepared for the darkness. 3) The water supply is not enough because of lasting drought, neither is the coal supply. 4) Not only do they limit the power supply to business, but also buy coal or electricity from other parts of China. 5) Not until 2022 will the electricity supply shortage be solved. Homework 1. Master the usage of inversion. 2. Ask the students to preview the next lesson about integrating skills.