A boy 41.__________ (sleep) comfortably on the sofa, with the television on, when his mother comes back. She turns off the television for him, blaming the boy

42.__________ not having turned off the television again. This phenomenon can easily 43.__________ (find) anywhere in our daily life. Many people are used to

44.__________(do) everything with the television on, not 45._________(actual) watching it at all. Such a habit can cause a waste of much electricity and energy,

46.__________finally results in pollution.

To be responsible people, we must popularize

47.__________ low carbon life among the public from every detail in our daily life. It is likely 48.__________ (protect) our environment, if we can reduce the time of having the television on. In addition, we should change those bad habits 49.__________ (develop) for years and shift to developing the green economy. All these effective 50.__________(measure) can help us to reach harmony between the development of the society and health of nature.