2. How did Earth Day begin? The very first Earth Day was celebrated on April 22, 1970. This day was began in California, in the city of San Francisco, to make people aware of the importance of keeping our planet healthy and clean. On that day, people made promises to help the environment and make positive changes in their community. Since then, more than 500 million people in over 180 countries have participated [ 參與 ] in Earth Day activities! The very first Earth Day was celebrated on April 22, 1970. This day was began in California, in the city of San Francisco, to make people aware of the importance of keeping our planet healthy and clean. On that day, people made promises to help the environment and make positive changes in their community. Since then, more than 500 million people in over 180 countries have participated [ 參與 ] in Earth Day activities!

3. Can I do something to help the planet on Earth Day? Of course you can! Everything you do to help the planet, whether you walk to school or help to clean up litter from your neighborhood park! The most important thing to remember is that Earth Day should be every day! Of course you can! Everything you do to help the planet, whether you walk to school or help to clean up litter from your neighborhood park! The most important thing to remember is that Earth Day should be every day!

4. The two worst problems of earth Pollution causes damage to air, soil, and water. This affects all life on Earth. Pollution is caused by industries[ 工業 ]. Pollution is also caused by individuals[ 個人 ]. Taking steps to prevent or limit pollution in our own lives and throughout the world is probably one of the most important things we can to maintain life on Earth. We lose resources[ 資源 ] when we use them carelessly. We need to reduce the amount of things we use and the amount of things we throw away. We need to fix things and re-use them, rather than throwing them out. We need to recycle materials that are recyclable, by separating out plastic, bottles, and recyclable paper from other garbage. These are things that everyone can do.

5. QUIZ TIME 1. Where did Earth Day begin? a. in Atlanta, Georgia a. in Atlanta, Georgia b. in San Francisco, California b. in San Francisco, California c. in Detroit, Michigan c. in Detroit, Michigan d. none of these d. none of these

6. 2. What is the purpose of Earth Day? a. It’s a day for cleaning up the air and water. a. It’s a day for cleaning up the air and water. b. It’s a day for pollution and industrial waste. b. It’s a day for pollution and industrial waste. c. It’s a day for visiting other planets c. It’s a day for visiting other planets d. It’s a day for thinking about the problems of Earth. d. It’s a day for thinking about the problems of Earth.

7. 3. According to the article, the two worst problems for Earth are : a. Pollution and resource loss a. Pollution and resource loss b. Industries and individuals b. Industries and individuals c. Reduce and recycle c. Reduce and recycle d. Families and citizens d. Families and citizens