1) My younger brother brushes his teeth three times a day. Sometimes, he leaves the tap on. a) He should not throw the litter around. b) He should not cut down trees. c) He should not waste water. 2) Forests are home to many animals, but people destroy forests and damage animals' habitat. a) We should not cut down trees. b) We should not waste water. c) We should not use private cars. 3) Our house is near the main road. There is always a traffic jam and noise.  a) People should use private cars.  b) People should use public transportation. c) People should use environmentally friendly products. 4) Last day, I saw lots of garbage on the surface of the sea. The water was so dirty. a) We should not waste water. b) We should not throw the litters around. c) We should not cut down the trees. 5) We need more plants in our world because they produce oxygen. So, .... a) We should unplug electronic devices. b) We should plant trees. c) We should pick the garbage around. 6) I have old books, papers and plastic bottles in my room. I do not need them any more.  a) You should recycle your trash. b) You should throw your trash away. c) You should turn off the lights. 7) Plastic bags are bad for the environment. They  pollute the environment. a) We should unplug electrical devices like TV. b) We should use public transportation like bus. c) We should use environmentally friendly products like cotton bags. 8) When my sister is in a hurry, she does not check the lights in her room. a) She should turn off the lights. b) She should unplug the electrical devices. c) She should throw her trash away.

What do you suggest to save our planet?

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