4.Get the students to be familiar with the following words: 10 min Products,petrol,public transportation,aerosols,conservation issues rubbish,nature reserves,organic,unleaded,ivory,species,CFC You are going to hear a list of 19 practical ideas.All of them can help the environment.Supply the missing words 6.Listen again to check the answers 10min 7.Listen toa piece of News,and then answer some questions. 10 min 8.Ask the students to talk about the news just now they heard 5min4. Get the students to be familiar with the following words: Products, petrol, public transportation, aerosols, conservation issues, rubbish, nature reserves, organic, unleaded, ivory, species, CFC. 5. You are going to hear a list of 19 practical ideas. All of them can help the environment. Supply the missing words. 6. Listen again to check the answers. 7. Listen to a piece of News, and then answer some questions. 8. Ask the students to talk about the news just now they heard. 10 min 10 min 10 min 10 min 5 min