3. Both of the earth Day and the World Environment Day are original from (1980s / 1970s).
举一反三
- 3. Both of the earth Day and the World Environment Day are original from (time).
- On which year's Earth Day, we celebrate people's ingenuity A: 1970 B: 2020 C: 2018 D: 2008
- World Earth Day is on _______.
- It celebrates the earth coming back to life and the start of plowing and sowing A: Mother's Day B: Mid-autumn Day C: Easter D: Father's Day
- World Earth Day originated in ________.